386972690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{733}}^1$

素因数の和:915

約数の個数: 64

約数和(自身を含む): 781304832

約数和(自身を除く): 394332142

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 131, 155, 262, 310, 403, 655, 733, 806, 1310, 1466, 1703, 2015, 3406, 3665, 4030, 4061, 7330, 8122, 8515, 9529, 17030, 19058, 20305, 22723, 40610, 45446, 47645, 52793, 95290, 96023, 105586, 113615, 192046, 227230, 263965, 295399, 480115, 527930, 590798, 960230, 1248299, 1476995, 2496598, 2953990, 2976713, 5953426, 6241495, 12482990, 14883565, 29767130, 38697269, 77394538, 193486345, 386972690]

約数ペア:

[(1, 386972690), (2, 193486345), (5, 77394538), (10, 38697269), (13, 29767130), (26, 14883565), (31, 12482990), (62, 6241495), (65, 5953426), (130, 2976713), (131, 2953990), (155, 2496598), (262, 1476995), (310, 1248299), (403, 960230), (655, 590798), (733, 527930), (806, 480115), (1310, 295399), (1466, 263965), (1703, 227230), (2015, 192046), (3406, 113615), (3665, 105586), (4030, 96023), (4061, 95290), (7330, 52793), (8122, 47645), (8515, 45446), (9529, 40610), (17030, 22723), (19058, 20305)]