28316158

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{263}}^1$

素因数の和:420

約数の個数: 32

約数和(自身を含む): 47500992

約数和(自身を除く): 19184834

約数列:

[1, 2, 13, 26, 41, 82, 101, 202, 263, 526, 533, 1066, 1313, 2626, 3419, 4141, 6838, 8282, 10783, 21566, 26563, 53126, 53833, 107666, 140179, 280358, 345319, 690638, 1089083, 2178166, 14158079, 28316158]

約数ペア:

[(1, 28316158), (2, 14158079), (13, 2178166), (26, 1089083), (41, 690638), (82, 345319), (101, 280358), (202, 140179), (263, 107666), (526, 53833), (533, 53126), (1066, 26563), (1313, 21566), (2626, 10783), (3419, 8282), (4141, 6838)]