31878210

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{11677}}^1$

素因数の和:11707

約数の個数: 64

約数和(自身を含む): 94171392

約数和(自身を除く): 62293182

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1365, 2730, 11677, 23354, 35031, 58385, 70062, 81739, 116770, 151801, 163478, 175155, 245217, 303602, 350310, 408695, 455403, 490434, 759005, 817390, 910806, 1062607, 1226085, 1518010, 2125214, 2277015, 2452170, 3187821, 4554030, 5313035, 6375642, 10626070, 15939105, 31878210]

約数ペア:

[(1, 31878210), (2, 15939105), (3, 10626070), (5, 6375642), (6, 5313035), (7, 4554030), (10, 3187821), (13, 2452170), (14, 2277015), (15, 2125214), (21, 1518010), (26, 1226085), (30, 1062607), (35, 910806), (39, 817390), (42, 759005), (65, 490434), (70, 455403), (78, 408695), (91, 350310), (105, 303602), (130, 245217), (182, 175155), (195, 163478), (210, 151801), (273, 116770), (390, 81739), (455, 70062), (546, 58385), (910, 35031), (1365, 23354), (2730, 11677)]