388065990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{26893}}^1$

素因数の和:26953

約数の個数: 64

約数和(自身を含む): 1030147776

約数和(自身を除く): 642081786

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 37, 39, 65, 74, 78, 111, 130, 185, 195, 222, 370, 390, 481, 555, 962, 1110, 1443, 2405, 2886, 4810, 7215, 14430, 26893, 53786, 80679, 134465, 161358, 268930, 349609, 403395, 699218, 806790, 995041, 1048827, 1748045, 1990082, 2097654, 2985123, 3496090, 4975205, 5244135, 5970246, 9950410, 10488270, 12935533, 14925615, 25871066, 29851230, 38806599, 64677665, 77613198, 129355330, 194032995, 388065990]

約数ペア:

[(1, 388065990), (2, 194032995), (3, 129355330), (5, 77613198), (6, 64677665), (10, 38806599), (13, 29851230), (15, 25871066), (26, 14925615), (30, 12935533), (37, 10488270), (39, 9950410), (65, 5970246), (74, 5244135), (78, 4975205), (111, 3496090), (130, 2985123), (185, 2097654), (195, 1990082), (222, 1748045), (370, 1048827), (390, 995041), (481, 806790), (555, 699218), (962, 403395), (1110, 349609), (1443, 268930), (2405, 161358), (2886, 134465), (4810, 80679), (7215, 53786), (14430, 26893)]