221907858

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1\times {\mathrm{2917}}^1$

素因数の和:3362

約数の個数: 32

約数和(自身を含む): 459409920

約数和(自身を除く): 237502062

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 409, 818, 1227, 2454, 2917, 5834, 8751, 12679, 17502, 25358, 38037, 76074, 90427, 180854, 271281, 542562, 1193053, 2386106, 3579159, 7158318, 36984643, 73969286, 110953929, 221907858]

約数ペア:

[(1, 221907858), (2, 110953929), (3, 73969286), (6, 36984643), (31, 7158318), (62, 3579159), (93, 2386106), (186, 1193053), (409, 542562), (818, 271281), (1227, 180854), (2454, 90427), (2917, 76074), (5834, 38037), (8751, 25358), (12679, 17502)]