420804532564

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{1213}}^1\times {\mathrm{6671389}}^1$

素因数の和:6672619

約数の個数: 24

約数和(自身を含む): 793708611080

約数和(自身を除く): 372904078516

約数列:

[1, 2, 4, 13, 26, 52, 1213, 2426, 4852, 15769, 31538, 63076, 6671389, 13342778, 26685556, 86728057, 173456114, 346912228, 8092394857, 16184789714, 32369579428, 105201133141, 210402266282, 420804532564]

約数ペア:

[(1, 420804532564), (2, 210402266282), (4, 105201133141), (13, 32369579428), (26, 16184789714), (52, 8092394857), (1213, 346912228), (2426, 173456114), (4852, 86728057), (15769, 26685556), (31538, 13342778), (63076, 6671389)]