215681258

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{3571}}^1$

素因数の和:3710

約数の個数: 32

約数和(自身を含む): 367258752

約数和(自身を除く): 151577494

約数列:

[1, 2, 13, 23, 26, 46, 101, 202, 299, 598, 1313, 2323, 2626, 3571, 4646, 7142, 30199, 46423, 60398, 82133, 92846, 164266, 360671, 721342, 1067729, 2135458, 4688723, 8295433, 9377446, 16590866, 107840629, 215681258]

約数ペア:

[(1, 215681258), (2, 107840629), (13, 16590866), (23, 9377446), (26, 8295433), (46, 4688723), (101, 2135458), (202, 1067729), (299, 721342), (598, 360671), (1313, 164266), (2323, 92846), (2626, 82133), (3571, 60398), (4646, 46423), (7142, 30199)]