28210468

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{331}}^1$

素因数の和:508

約数の個数: 48

約数和(自身を含む): 58564800

約数和(自身を除く): 30354332

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 149, 286, 298, 331, 572, 596, 662, 1324, 1639, 1937, 3278, 3641, 3874, 4303, 6556, 7282, 7748, 8606, 14564, 17212, 21307, 42614, 47333, 49319, 85228, 94666, 98638, 189332, 197276, 542509, 641147, 1085018, 1282294, 2170036, 2564588, 7052617, 14105234, 28210468]

約数ペア:

[(1, 28210468), (2, 14105234), (4, 7052617), (11, 2564588), (13, 2170036), (22, 1282294), (26, 1085018), (44, 641147), (52, 542509), (143, 197276), (149, 189332), (286, 98638), (298, 94666), (331, 85228), (572, 49319), (596, 47333), (662, 42614), (1324, 21307), (1639, 17212), (1937, 14564), (3278, 8606), (3641, 7748), (3874, 7282), (4303, 6556)]