15661158890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{696361}}^1$

素因数の和:696554

約数の個数: 32

約数和(自身を含む): 30534080976

約数和(自身を除く): 14872922086

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 173, 346, 865, 1730, 2249, 4498, 11245, 22490, 696361, 1392722, 3481805, 6963610, 9052693, 18105386, 45263465, 90526930, 120470453, 240940906, 602352265, 1204704530, 1566115889, 3132231778, 7830579445, 15661158890]

約数ペア:

[(1, 15661158890), (2, 7830579445), (5, 3132231778), (10, 1566115889), (13, 1204704530), (26, 602352265), (65, 240940906), (130, 120470453), (173, 90526930), (346, 45263465), (865, 18105386), (1730, 9052693), (2249, 6963610), (4498, 3481805), (11245, 1392722), (22490, 696361)]