78563385

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{281}}^1$

素因数の和:423

約数の個数: 64

約数和(自身を含む): 148896000

約数和(自身を除く): 70332615

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 109, 135, 171, 281, 285, 327, 513, 545, 843, 855, 981, 1405, 1635, 2071, 2529, 2565, 2943, 4215, 4905, 5339, 6213, 7587, 10355, 12645, 14715, 16017, 18639, 26695, 30629, 31065, 37935, 48051, 55917, 80085, 91887, 93195, 144153, 153145, 240255, 275661, 279585, 459435, 581951, 720765, 826983, 1378305, 1745853, 2909755, 4134915, 5237559, 8729265, 15712677, 26187795, 78563385]

約数ペア:

[(1, 78563385), (3, 26187795), (5, 15712677), (9, 8729265), (15, 5237559), (19, 4134915), (27, 2909755), (45, 1745853), (57, 1378305), (95, 826983), (109, 720765), (135, 581951), (171, 459435), (281, 279585), (285, 275661), (327, 240255), (513, 153145), (545, 144153), (843, 93195), (855, 91887), (981, 80085), (1405, 55917), (1635, 48051), (2071, 37935), (2529, 31065), (2565, 30629), (2943, 26695), (4215, 18639), (4905, 16017), (5339, 14715), (6213, 12645), (7587, 10355)]