200220917

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1163}}^1$

素因数の和:1253

約数の個数: 32

約数和(自身を含む): 246395520

約数和(自身を除く): 46174603

約数列:

[1, 13, 17, 19, 41, 221, 247, 323, 533, 697, 779, 1163, 4199, 9061, 10127, 13243, 15119, 19771, 22097, 47683, 172159, 257023, 287261, 375649, 619879, 810611, 905977, 4883437, 10537943, 11777701, 15401609, 200220917]

約数ペア:

[(1, 200220917), (13, 15401609), (17, 11777701), (19, 10537943), (41, 4883437), (221, 905977), (247, 810611), (323, 619879), (533, 375649), (697, 287261), (779, 257023), (1163, 172159), (4199, 47683), (9061, 22097), (10127, 19771), (13243, 15119)]