421691816

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{4561}}^1$

素因数の和:4714

約数の個数: 64

約数和(自身を含む): 981012480

約数和(自身を除く): 559320664

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 127, 182, 254, 364, 508, 728, 889, 1016, 1651, 1778, 3302, 3556, 4561, 6604, 7112, 9122, 11557, 13208, 18244, 23114, 31927, 36488, 46228, 59293, 63854, 92456, 118586, 127708, 237172, 255416, 415051, 474344, 579247, 830102, 1158494, 1660204, 2316988, 3320408, 4054729, 4633976, 7530211, 8109458, 15060422, 16218916, 30120844, 32437832, 52711477, 60241688, 105422954, 210845908, 421691816]

約数ペア:

[(1, 421691816), (2, 210845908), (4, 105422954), (7, 60241688), (8, 52711477), (13, 32437832), (14, 30120844), (26, 16218916), (28, 15060422), (52, 8109458), (56, 7530211), (91, 4633976), (104, 4054729), (127, 3320408), (182, 2316988), (254, 1660204), (364, 1158494), (508, 830102), (728, 579247), (889, 474344), (1016, 415051), (1651, 255416), (1778, 237172), (3302, 127708), (3556, 118586), (4561, 92456), (6604, 63854), (7112, 59293), (9122, 46228), (11557, 36488), (13208, 31927), (18244, 23114)]