909638548

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{4519}}^1$

素因数の和:4629

約数の個数: 72

約数和(自身を含む): 2019897600

約数和(自身を除く): 1110259052

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 79, 91, 98, 158, 182, 196, 316, 364, 553, 637, 1027, 1106, 1274, 2054, 2212, 2548, 3871, 4108, 4519, 7189, 7742, 9038, 14378, 15484, 18076, 28756, 31633, 50323, 58747, 63266, 100646, 117494, 126532, 201292, 221431, 234988, 357001, 411229, 442862, 714002, 822458, 885724, 1428004, 1644916, 2499007, 2878603, 4641013, 4998014, 5757206, 9282026, 9996028, 11514412, 17493049, 18564052, 32487091, 34986098, 64974182, 69972196, 129948364, 227409637, 454819274, 909638548]

約数ペア:

[(1, 909638548), (2, 454819274), (4, 227409637), (7, 129948364), (13, 69972196), (14, 64974182), (26, 34986098), (28, 32487091), (49, 18564052), (52, 17493049), (79, 11514412), (91, 9996028), (98, 9282026), (158, 5757206), (182, 4998014), (196, 4641013), (316, 2878603), (364, 2499007), (553, 1644916), (637, 1428004), (1027, 885724), (1106, 822458), (1274, 714002), (2054, 442862), (2212, 411229), (2548, 357001), (3871, 234988), (4108, 221431), (4519, 201292), (7189, 126532), (7742, 117494), (9038, 100646), (14378, 63266), (15484, 58747), (18076, 50323), (28756, 31633)]