84572775

素因数分解:

$3^3\times 5^2\times 7^2\times {\mathrm{2557}}^1$

素因数の和:2590

約数の個数: 72

約数和(自身を含む): 180799440

約数和(自身を除く): 96226665

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 49, 63, 75, 105, 135, 147, 175, 189, 225, 245, 315, 441, 525, 675, 735, 945, 1225, 1323, 1575, 2205, 2557, 3675, 4725, 6615, 7671, 11025, 12785, 17899, 23013, 33075, 38355, 53697, 63925, 69039, 89495, 115065, 125293, 161091, 191775, 268485, 345195, 375879, 447475, 483273, 575325, 626465, 805455, 1127637, 1342425, 1725975, 1879395, 2416365, 3132325, 3382911, 4027275, 5638185, 9396975, 12081825, 16914555, 28190925, 84572775]

約数ペア:

[(1, 84572775), (3, 28190925), (5, 16914555), (7, 12081825), (9, 9396975), (15, 5638185), (21, 4027275), (25, 3382911), (27, 3132325), (35, 2416365), (45, 1879395), (49, 1725975), (63, 1342425), (75, 1127637), (105, 805455), (135, 626465), (147, 575325), (175, 483273), (189, 447475), (225, 375879), (245, 345195), (315, 268485), (441, 191775), (525, 161091), (675, 125293), (735, 115065), (945, 89495), (1225, 69039), (1323, 63925), (1575, 53697), (2205, 38355), (2557, 33075), (3675, 23013), (4725, 17899), (6615, 12785), (7671, 11025)]