27431404

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:96

約数の個数: 144

約数和(自身を含む): 70834176

約数和(自身を除く): 43402772

約数列:

[1, 2, 4, 7, 11, 13, 14, 17, 22, 26, 28, 31, 34, 44, 52, 62, 68, 77, 91, 119, 124, 143, 154, 169, 182, 187, 217, 221, 238, 286, 308, 338, 341, 364, 374, 403, 434, 442, 476, 527, 572, 676, 682, 748, 806, 868, 884, 1001, 1054, 1183, 1309, 1364, 1547, 1612, 1859, 2002, 2108, 2366, 2387, 2431, 2618, 2821, 2873, 3094, 3689, 3718, 4004, 4433, 4732, 4774, 4862, 5236, 5239, 5642, 5746, 5797, 6188, 6851, 7378, 7436, 8866, 9548, 9724, 10478, 11284, 11492, 11594, 13013, 13702, 14756, 17017, 17732, 20111, 20956, 23188, 26026, 27404, 31031, 31603, 34034, 36673, 40222, 40579, 47957, 52052, 57629, 62062, 63206, 68068, 73346, 75361, 80444, 81158, 89063, 95914, 115258, 124124, 126412, 146692, 150722, 162316, 178126, 191828, 221221, 230516, 301444, 356252, 403403, 442442, 527527, 623441, 806806, 884884, 979693, 1055054, 1246882, 1613612, 1959386, 2110108, 2493764, 3918772, 6857851, 13715702, 27431404]

約数ペア:

[(1, 27431404), (2, 13715702), (4, 6857851), (7, 3918772), (11, 2493764), (13, 2110108), (14, 1959386), (17, 1613612), (22, 1246882), (26, 1055054), (28, 979693), (31, 884884), (34, 806806), (44, 623441), (52, 527527), (62, 442442), (68, 403403), (77, 356252), (91, 301444), (119, 230516), (124, 221221), (143, 191828), (154, 178126), (169, 162316), (182, 150722), (187, 146692), (217, 126412), (221, 124124), (238, 115258), (286, 95914), (308, 89063), (338, 81158), (341, 80444), (364, 75361), (374, 73346), (403, 68068), (434, 63206), (442, 62062), (476, 57629), (527, 52052), (572, 47957), (676, 40579), (682, 40222), (748, 36673), (806, 34034), (868, 31603), (884, 31031), (1001, 27404), (1054, 26026), (1183, 23188), (1309, 20956), (1364, 20111), (1547, 17732), (1612, 17017), (1859, 14756), (2002, 13702), (2108, 13013), (2366, 11594), (2387, 11492), (2431, 11284), (2618, 10478), (2821, 9724), (2873, 9548), (3094, 8866), (3689, 7436), (3718, 7378), (4004, 6851), (4433, 6188), (4732, 5797), (4774, 5746), (4862, 5642), (5236, 5239)]