145208917

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{179}}^1\times {\mathrm{401}}^1$

素因数の和:621

約数の個数: 24

約数和(自身を含む): 177716160

約数和(自身を除く): 32507243

約数列:

[1, 7, 17, 119, 179, 289, 401, 1253, 2023, 2807, 3043, 6817, 21301, 47719, 51731, 71779, 115889, 362117, 502453, 811223, 1220243, 8541701, 20744131, 145208917]

約数ペア:

[(1, 145208917), (7, 20744131), (17, 8541701), (119, 1220243), (179, 811223), (289, 502453), (401, 362117), (1253, 115889), (2023, 71779), (2807, 51731), (3043, 47719), (6817, 21301)]