27807988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{379}}^1$

素因数の和:496

約数の個数: 48

約数和(自身を含む): 56306880

約数和(自身を除く): 28498892

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 83, 166, 221, 332, 379, 442, 758, 884, 1079, 1411, 1516, 2158, 2822, 4316, 4927, 5644, 6443, 9854, 12886, 18343, 19708, 25772, 31457, 36686, 62914, 73372, 83759, 125828, 167518, 335036, 408941, 534769, 817882, 1069538, 1635764, 2139076, 6951997, 13903994, 27807988]

約数ペア:

[(1, 27807988), (2, 13903994), (4, 6951997), (13, 2139076), (17, 1635764), (26, 1069538), (34, 817882), (52, 534769), (68, 408941), (83, 335036), (166, 167518), (221, 125828), (332, 83759), (379, 73372), (442, 62914), (758, 36686), (884, 31457), (1079, 25772), (1411, 19708), (1516, 18343), (2158, 12886), (2822, 9854), (4316, 6443), (4927, 5644)]