28542930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{449}}^1$

素因数の和:635

約数の個数: 64

約数和(自身を含む): 74390400

約数和(自身を除く): 45847470

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 163, 195, 326, 390, 449, 489, 815, 898, 978, 1347, 1630, 2119, 2245, 2445, 2694, 4238, 4490, 4890, 5837, 6357, 6735, 10595, 11674, 12714, 13470, 17511, 21190, 29185, 31785, 35022, 58370, 63570, 73187, 87555, 146374, 175110, 219561, 365935, 439122, 731870, 951431, 1097805, 1902862, 2195610, 2854293, 4757155, 5708586, 9514310, 14271465, 28542930]

約数ペア:

[(1, 28542930), (2, 14271465), (3, 9514310), (5, 5708586), (6, 4757155), (10, 2854293), (13, 2195610), (15, 1902862), (26, 1097805), (30, 951431), (39, 731870), (65, 439122), (78, 365935), (130, 219561), (163, 175110), (195, 146374), (326, 87555), (390, 73187), (449, 63570), (489, 58370), (815, 35022), (898, 31785), (978, 29185), (1347, 21190), (1630, 17511), (2119, 13470), (2245, 12714), (2445, 11674), (2694, 10595), (4238, 6735), (4490, 6357), (4890, 5837)]