28574238

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{487}}^1$

素因数の和:637

約数の個数: 64

約数和(自身を含む): 71958528

約数和(自身を除く): 43384290

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 127, 154, 231, 254, 381, 462, 487, 762, 889, 974, 1397, 1461, 1778, 2667, 2794, 2922, 3409, 4191, 5334, 5357, 6818, 8382, 9779, 10227, 10714, 16071, 19558, 20454, 29337, 32142, 37499, 58674, 61849, 74998, 112497, 123698, 185547, 224994, 371094, 432943, 680339, 865886, 1298829, 1360678, 2041017, 2597658, 4082034, 4762373, 9524746, 14287119, 28574238]

約数ペア:

[(1, 28574238), (2, 14287119), (3, 9524746), (6, 4762373), (7, 4082034), (11, 2597658), (14, 2041017), (21, 1360678), (22, 1298829), (33, 865886), (42, 680339), (66, 432943), (77, 371094), (127, 224994), (154, 185547), (231, 123698), (254, 112497), (381, 74998), (462, 61849), (487, 58674), (762, 37499), (889, 32142), (974, 29337), (1397, 20454), (1461, 19558), (1778, 16071), (2667, 10714), (2794, 10227), (2922, 9779), (3409, 8382), (4191, 6818), (5334, 5357)]