393156907856

素因数分解:

$2^4\times {\mathrm{479}}^1\times {\mathrm{3709}}^1\times {\mathrm{13831}}^1$

素因数の和:18027

約数の個数: 40

約数和(自身を含む): 763592793600

約数和(自身を除く): 370435885744

約数列:

[1, 2, 4, 8, 16, 479, 958, 1916, 3709, 3832, 7418, 7664, 13831, 14836, 27662, 29672, 55324, 59344, 110648, 221296, 1776611, 3553222, 6625049, 7106444, 13250098, 14212888, 26500196, 28425776, 51299179, 53000392, 102598358, 106000784, 205196716, 410393432, 820786864, 24572306741, 49144613482, 98289226964, 196578453928, 393156907856]

約数ペア:

[(1, 393156907856), (2, 196578453928), (4, 98289226964), (8, 49144613482), (16, 24572306741), (479, 820786864), (958, 410393432), (1916, 205196716), (3709, 106000784), (3832, 102598358), (7418, 53000392), (7664, 51299179), (13831, 28425776), (14836, 26500196), (27662, 14212888), (29672, 13250098), (55324, 7106444), (59344, 6625049), (110648, 3553222), (221296, 1776611)]