12919374

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:202

約数の個数: 72

約数和(自身を含む): 31516992

約数和(自身を除く): 18597618

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 31, 39, 62, 78, 93, 117, 137, 169, 186, 234, 274, 279, 338, 403, 411, 507, 558, 806, 822, 1014, 1209, 1233, 1521, 1781, 2418, 2466, 3042, 3562, 3627, 4247, 5239, 5343, 7254, 8494, 10478, 10686, 12741, 15717, 16029, 23153, 25482, 31434, 32058, 38223, 46306, 47151, 55211, 69459, 76446, 94302, 110422, 138918, 165633, 208377, 331266, 416754, 496899, 717743, 993798, 1435486, 2153229, 4306458, 6459687, 12919374]

約数ペア:

[(1, 12919374), (2, 6459687), (3, 4306458), (6, 2153229), (9, 1435486), (13, 993798), (18, 717743), (26, 496899), (31, 416754), (39, 331266), (62, 208377), (78, 165633), (93, 138918), (117, 110422), (137, 94302), (169, 76446), (186, 69459), (234, 55211), (274, 47151), (279, 46306), (338, 38223), (403, 32058), (411, 31434), (507, 25482), (558, 23153), (806, 16029), (822, 15717), (1014, 12741), (1209, 10686), (1233, 10478), (1521, 8494), (1781, 7254), (2418, 5343), (2466, 5239), (3042, 4247), (3562, 3627)]