31403372

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:100

約数の個数: 144

約数和(自身を含む): 80080896

約数和(自身を除く): 48677524

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 23, 26, 28, 31, 44, 46, 52, 62, 77, 91, 92, 121, 124, 143, 154, 161, 182, 217, 242, 253, 286, 299, 308, 322, 341, 364, 403, 434, 484, 506, 572, 598, 644, 682, 713, 806, 847, 868, 1001, 1012, 1196, 1364, 1426, 1573, 1612, 1694, 1771, 2002, 2093, 2387, 2783, 2821, 2852, 3146, 3289, 3388, 3542, 3751, 4004, 4186, 4433, 4774, 4991, 5566, 5642, 6292, 6578, 7084, 7502, 7843, 8372, 8866, 9269, 9548, 9982, 11011, 11132, 11284, 13156, 15004, 15686, 17732, 18538, 19481, 19964, 22022, 23023, 26257, 31031, 31372, 36179, 37076, 38962, 44044, 46046, 48763, 52514, 54901, 62062, 64883, 72358, 77924, 86273, 92092, 97526, 101959, 105028, 109802, 124124, 129766, 144716, 172546, 195052, 203918, 219604, 253253, 259532, 341341, 345092, 407836, 506506, 603911, 682682, 713713, 1013012, 1121549, 1207822, 1365364, 1427426, 2243098, 2415644, 2854852, 4486196, 7850843, 15701686, 31403372]

約数ペア:

[(1, 31403372), (2, 15701686), (4, 7850843), (7, 4486196), (11, 2854852), (13, 2415644), (14, 2243098), (22, 1427426), (23, 1365364), (26, 1207822), (28, 1121549), (31, 1013012), (44, 713713), (46, 682682), (52, 603911), (62, 506506), (77, 407836), (91, 345092), (92, 341341), (121, 259532), (124, 253253), (143, 219604), (154, 203918), (161, 195052), (182, 172546), (217, 144716), (242, 129766), (253, 124124), (286, 109802), (299, 105028), (308, 101959), (322, 97526), (341, 92092), (364, 86273), (403, 77924), (434, 72358), (484, 64883), (506, 62062), (572, 54901), (598, 52514), (644, 48763), (682, 46046), (713, 44044), (806, 38962), (847, 37076), (868, 36179), (1001, 31372), (1012, 31031), (1196, 26257), (1364, 23023), (1426, 22022), (1573, 19964), (1612, 19481), (1694, 18538), (1771, 17732), (2002, 15686), (2093, 15004), (2387, 13156), (2783, 11284), (2821, 11132), (2852, 11011), (3146, 9982), (3289, 9548), (3388, 9269), (3542, 8866), (3751, 8372), (4004, 7843), (4186, 7502), (4433, 7084), (4774, 6578), (4991, 6292), (5566, 5642)]