28723656

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2141}}^1$

素因数の和:2206

約数の個数: 64

約数和(自身を含む): 79168320

約数和(自身を除く): 50444664

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 43, 52, 78, 86, 104, 129, 156, 172, 258, 312, 344, 516, 559, 1032, 1118, 1677, 2141, 2236, 3354, 4282, 4472, 6423, 6708, 8564, 12846, 13416, 17128, 25692, 27833, 51384, 55666, 83499, 92063, 111332, 166998, 184126, 222664, 276189, 333996, 368252, 552378, 667992, 736504, 1104756, 1196819, 2209512, 2393638, 3590457, 4787276, 7180914, 9574552, 14361828, 28723656]

約数ペア:

[(1, 28723656), (2, 14361828), (3, 9574552), (4, 7180914), (6, 4787276), (8, 3590457), (12, 2393638), (13, 2209512), (24, 1196819), (26, 1104756), (39, 736504), (43, 667992), (52, 552378), (78, 368252), (86, 333996), (104, 276189), (129, 222664), (156, 184126), (172, 166998), (258, 111332), (312, 92063), (344, 83499), (516, 55666), (559, 51384), (1032, 27833), (1118, 25692), (1677, 17128), (2141, 13416), (2236, 12846), (3354, 8564), (4282, 6708), (4472, 6423)]