15721441430

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2711}}^1\times {\mathrm{19997}}^1$

素因数の和:22744

約数の個数: 32

約数和(自身を含む): 29286671040

約数和(自身を除く): 13565229610

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 2711, 5422, 13555, 19997, 27110, 39994, 78619, 99985, 157238, 199970, 393095, 579913, 786190, 1159826, 2899565, 5799130, 54211867, 108423734, 271059335, 542118670, 1572144143, 3144288286, 7860720715, 15721441430]

約数ペア:

[(1, 15721441430), (2, 7860720715), (5, 3144288286), (10, 1572144143), (29, 542118670), (58, 271059335), (145, 108423734), (290, 54211867), (2711, 5799130), (5422, 2899565), (13555, 1159826), (19997, 786190), (27110, 579913), (39994, 393095), (78619, 199970), (99985, 157238)]