216975590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{98179}}^1$

素因数の和:98216

約数の個数: 32

約数和(自身を含む): 445344480

約数和(自身を除く): 228368890

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 98179, 196358, 490895, 981790, 1276327, 1669043, 2552654, 3338086, 6381635, 8345215, 12763270, 16690430, 21697559, 43395118, 108487795, 216975590]

約数ペア:

[(1, 216975590), (2, 108487795), (5, 43395118), (10, 21697559), (13, 16690430), (17, 12763270), (26, 8345215), (34, 6381635), (65, 3338086), (85, 2552654), (130, 1669043), (170, 1276327), (221, 981790), (442, 490895), (1105, 196358), (2210, 98179)]