491874435

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1$

素因数の和:449

約数の個数: 96

約数和(自身を含む): 968647680

約数和(自身を除く): 476773245

約数列:

[1, 3, 5, 9, 13, 15, 23, 39, 45, 65, 69, 115, 117, 139, 195, 207, 263, 299, 345, 417, 585, 695, 789, 897, 1035, 1251, 1315, 1495, 1807, 2085, 2367, 2691, 3197, 3419, 3945, 4485, 5421, 6049, 6255, 9035, 9591, 10257, 11835, 13455, 15985, 16263, 17095, 18147, 27105, 28773, 30245, 30771, 36557, 41561, 47955, 51285, 54441, 78637, 81315, 90735, 109671, 124683, 143865, 153855, 182785, 207805, 235911, 272205, 329013, 374049, 393185, 475241, 548355, 623415, 707733, 840811, 1179555, 1425723, 1645065, 1870245, 2376205, 2522433, 3538665, 4204055, 4277169, 7128615, 7567299, 10930543, 12612165, 21385845, 32791629, 37836495, 54652715, 98374887, 163958145, 491874435]

約数ペア:

[(1, 491874435), (3, 163958145), (5, 98374887), (9, 54652715), (13, 37836495), (15, 32791629), (23, 21385845), (39, 12612165), (45, 10930543), (65, 7567299), (69, 7128615), (115, 4277169), (117, 4204055), (139, 3538665), (195, 2522433), (207, 2376205), (263, 1870245), (299, 1645065), (345, 1425723), (417, 1179555), (585, 840811), (695, 707733), (789, 623415), (897, 548355), (1035, 475241), (1251, 393185), (1315, 374049), (1495, 329013), (1807, 272205), (2085, 235911), (2367, 207805), (2691, 182785), (3197, 153855), (3419, 143865), (3945, 124683), (4485, 109671), (5421, 90735), (6049, 81315), (6255, 78637), (9035, 54441), (9591, 51285), (10257, 47955), (11835, 41561), (13455, 36557), (15985, 30771), (16263, 30245), (17095, 28773), (18147, 27105)]