1617642

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:275

約数の個数: 48

約数和(自身を含む): 3913728

約数和(自身を除く): 2296086

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 31, 39, 62, 78, 93, 117, 186, 223, 234, 279, 403, 446, 558, 669, 806, 1209, 1338, 2007, 2418, 2899, 3627, 4014, 5798, 6913, 7254, 8697, 13826, 17394, 20739, 26091, 41478, 52182, 62217, 89869, 124434, 179738, 269607, 539214, 808821, 1617642]

約数ペア:

[(1, 1617642), (2, 808821), (3, 539214), (6, 269607), (9, 179738), (13, 124434), (18, 89869), (26, 62217), (31, 52182), (39, 41478), (62, 26091), (78, 20739), (93, 17394), (117, 13826), (186, 8697), (223, 7254), (234, 6913), (279, 5798), (403, 4014), (446, 3627), (558, 2899), (669, 2418), (806, 2007), (1209, 1338)]