1721258210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{4783}}^1$

素因数の和:4947

約数の個数: 64

約数和(自身を含む): 3645637632

約数和(自身を除く): 1924379422

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 70, 97, 106, 194, 265, 371, 485, 530, 679, 742, 970, 1358, 1855, 3395, 3710, 4783, 5141, 6790, 9566, 10282, 23915, 25705, 33481, 35987, 47830, 51410, 66962, 71974, 167405, 179935, 253499, 334810, 359870, 463951, 506998, 927902, 1267495, 1774493, 2319755, 2534990, 3247657, 3548986, 4639510, 6495314, 8872465, 16238285, 17744930, 24589403, 32476570, 49178806, 122947015, 172125821, 245894030, 344251642, 860629105, 1721258210]

約数ペア:

[(1, 1721258210), (2, 860629105), (5, 344251642), (7, 245894030), (10, 172125821), (14, 122947015), (35, 49178806), (53, 32476570), (70, 24589403), (97, 17744930), (106, 16238285), (194, 8872465), (265, 6495314), (371, 4639510), (485, 3548986), (530, 3247657), (679, 2534990), (742, 2319755), (970, 1774493), (1358, 1267495), (1855, 927902), (3395, 506998), (3710, 463951), (4783, 359870), (5141, 334810), (6790, 253499), (9566, 179935), (10282, 167405), (23915, 71974), (25705, 66962), (33481, 51410), (35987, 47830)]