628376476

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{37}}^2\times {\mathrm{97}}^1$

素因数の和:208

約数の個数: 108

約数和(自身を含む): 1413055728

約数和(自身を除く): 784679252

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 37, 52, 74, 91, 97, 148, 169, 182, 194, 259, 338, 364, 388, 481, 518, 676, 679, 962, 1036, 1183, 1261, 1358, 1369, 1924, 2366, 2522, 2716, 2738, 3367, 3589, 4732, 5044, 5476, 6253, 6734, 7178, 8827, 9583, 12506, 13468, 14356, 16393, 17654, 17797, 19166, 25012, 25123, 32786, 35308, 35594, 38332, 43771, 46657, 50246, 65572, 71188, 87542, 93314, 100492, 114751, 124579, 132793, 175084, 186628, 229502, 231361, 249158, 265586, 326599, 459004, 462722, 498316, 531172, 606541, 653198, 925444, 929551, 1213082, 1306396, 1619527, 1726309, 1859102, 2426164, 3239054, 3452618, 3718204, 4245787, 6478108, 6905236, 8491574, 12084163, 16983148, 22442017, 24168326, 44884034, 48336652, 89768068, 157094119, 314188238, 628376476]

約数ペア:

[(1, 628376476), (2, 314188238), (4, 157094119), (7, 89768068), (13, 48336652), (14, 44884034), (26, 24168326), (28, 22442017), (37, 16983148), (52, 12084163), (74, 8491574), (91, 6905236), (97, 6478108), (148, 4245787), (169, 3718204), (182, 3452618), (194, 3239054), (259, 2426164), (338, 1859102), (364, 1726309), (388, 1619527), (481, 1306396), (518, 1213082), (676, 929551), (679, 925444), (962, 653198), (1036, 606541), (1183, 531172), (1261, 498316), (1358, 462722), (1369, 459004), (1924, 326599), (2366, 265586), (2522, 249158), (2716, 231361), (2738, 229502), (3367, 186628), (3589, 175084), (4732, 132793), (5044, 124579), (5476, 114751), (6253, 100492), (6734, 93314), (7178, 87542), (8827, 71188), (9583, 65572), (12506, 50246), (13468, 46657), (14356, 43771), (16393, 38332), (17654, 35594), (17797, 35308), (19166, 32786), (25012, 25123)]