215638618

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{191}}^1\times {\mathrm{251}}^1$

素因数の和:630

約数の個数: 32

約数和(自身を含む): 353590272

約数和(自身を除く): 137951654

約数列:

[1, 2, 13, 26, 173, 191, 251, 346, 382, 502, 2249, 2483, 3263, 4498, 4966, 6526, 33043, 43423, 47941, 66086, 86846, 95882, 429559, 564499, 623233, 859118, 1128998, 1246466, 8293793, 16587586, 107819309, 215638618]

約数ペア:

[(1, 215638618), (2, 107819309), (13, 16587586), (26, 8293793), (173, 1246466), (191, 1128998), (251, 859118), (346, 623233), (382, 564499), (502, 429559), (2249, 95882), (2483, 86846), (3263, 66086), (4498, 47941), (4966, 43423), (6526, 33043)]