215857564

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{601}}^1\times {\mathrm{6907}}^1$

素因数の和:7525

約数の個数: 24

約数和(自身を含む): 407544368

約数和(自身を除く): 191686804

約数列:

[1, 2, 4, 13, 26, 52, 601, 1202, 2404, 6907, 7813, 13814, 15626, 27628, 31252, 89791, 179582, 359164, 4151107, 8302214, 16604428, 53964391, 107928782, 215857564]

約数ペア:

[(1, 215857564), (2, 107928782), (4, 53964391), (13, 16604428), (26, 8302214), (52, 4151107), (601, 359164), (1202, 179582), (2404, 89791), (6907, 31252), (7813, 27628), (13814, 15626)]