72878364

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{155723}}^1$

素因数の和:155746

約数の個数: 36

約数和(自身を含む): 198392376

約数和(自身を除く): 125514012

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 155723, 311446, 467169, 622892, 934338, 1401507, 1868676, 2024399, 2803014, 4048798, 5606028, 6073197, 8097596, 12146394, 18219591, 24292788, 36439182, 72878364]

約数ペア:

[(1, 72878364), (2, 36439182), (3, 24292788), (4, 18219591), (6, 12146394), (9, 8097596), (12, 6073197), (13, 5606028), (18, 4048798), (26, 2803014), (36, 2024399), (39, 1868676), (52, 1401507), (78, 934338), (117, 622892), (156, 467169), (234, 311446), (468, 155723)]