28931696

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{487}}^1$

素因数の和:621

約数の個数: 40

約数和(自身を含む): 58091520

約数和(自身を除く): 29159824

約数列:

[1, 2, 4, 8, 16, 47, 79, 94, 158, 188, 316, 376, 487, 632, 752, 974, 1264, 1948, 3713, 3896, 7426, 7792, 14852, 22889, 29704, 38473, 45778, 59408, 76946, 91556, 153892, 183112, 307784, 366224, 615568, 1808231, 3616462, 7232924, 14465848, 28931696]

約数ペア:

[(1, 28931696), (2, 14465848), (4, 7232924), (8, 3616462), (16, 1808231), (47, 615568), (79, 366224), (94, 307784), (158, 183112), (188, 153892), (316, 91556), (376, 76946), (487, 59408), (632, 45778), (752, 38473), (974, 29704), (1264, 22889), (1948, 14852), (3713, 7792), (3896, 7426)]