28497132

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{449}}^1$

素因数の和:543

約数の個数: 72

約数和(自身を含む): 75675600

約数和(自身を除く): 47178468

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 43, 82, 86, 123, 129, 164, 172, 246, 258, 369, 387, 449, 492, 516, 738, 774, 898, 1347, 1476, 1548, 1763, 1796, 2694, 3526, 4041, 5289, 5388, 7052, 8082, 10578, 15867, 16164, 18409, 19307, 21156, 31734, 36818, 38614, 55227, 57921, 63468, 73636, 77228, 110454, 115842, 165681, 173763, 220908, 231684, 331362, 347526, 662724, 695052, 791587, 1583174, 2374761, 3166348, 4749522, 7124283, 9499044, 14248566, 28497132]

約数ペア:

[(1, 28497132), (2, 14248566), (3, 9499044), (4, 7124283), (6, 4749522), (9, 3166348), (12, 2374761), (18, 1583174), (36, 791587), (41, 695052), (43, 662724), (82, 347526), (86, 331362), (123, 231684), (129, 220908), (164, 173763), (172, 165681), (246, 115842), (258, 110454), (369, 77228), (387, 73636), (449, 63468), (492, 57921), (516, 55227), (738, 38614), (774, 36818), (898, 31734), (1347, 21156), (1476, 19307), (1548, 18409), (1763, 16164), (1796, 15867), (2694, 10578), (3526, 8082), (4041, 7052), (5289, 5388)]