280121908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{95021}}^1$

素因数の和:95103

約数の個数: 24

約数和(自身を含む): 542765664

約数和(自身を除く): 262643756

約数列:

[1, 2, 4, 11, 22, 44, 67, 134, 268, 737, 1474, 2948, 95021, 190042, 380084, 1045231, 2090462, 4180924, 6366407, 12732814, 25465628, 70030477, 140060954, 280121908]

約数ペア:

[(1, 280121908), (2, 140060954), (4, 70030477), (11, 25465628), (22, 12732814), (44, 6366407), (67, 4180924), (134, 2090462), (268, 1045231), (737, 380084), (1474, 190042), (2948, 95021)]