28739490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1249}}^1$

素因数の和:1331

約数の個数: 64

約数和(自身を含む): 75600000

約数和(自身を除く): 46860510

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 59, 65, 78, 118, 130, 177, 195, 295, 354, 390, 590, 767, 885, 1249, 1534, 1770, 2301, 2498, 3747, 3835, 4602, 6245, 7494, 7670, 11505, 12490, 16237, 18735, 23010, 32474, 37470, 48711, 73691, 81185, 97422, 147382, 162370, 221073, 243555, 368455, 442146, 487110, 736910, 957983, 1105365, 1915966, 2210730, 2873949, 4789915, 5747898, 9579830, 14369745, 28739490]

約数ペア:

[(1, 28739490), (2, 14369745), (3, 9579830), (5, 5747898), (6, 4789915), (10, 2873949), (13, 2210730), (15, 1915966), (26, 1105365), (30, 957983), (39, 736910), (59, 487110), (65, 442146), (78, 368455), (118, 243555), (130, 221073), (177, 162370), (195, 147382), (295, 97422), (354, 81185), (390, 73691), (590, 48711), (767, 37470), (885, 32474), (1249, 23010), (1534, 18735), (1770, 16237), (2301, 12490), (2498, 11505), (3747, 7670), (3835, 7494), (4602, 6245)]