72738369

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{173}}^1$

素因数の和:358

約数の個数: 48

約数和(自身を含む): 119867904

約数和(自身を除く): 47129535

約数列:

[1, 3, 9, 11, 31, 33, 93, 99, 137, 173, 279, 341, 411, 519, 1023, 1233, 1507, 1557, 1903, 3069, 4247, 4521, 5363, 5709, 12741, 13563, 16089, 17127, 23701, 38223, 46717, 48267, 58993, 71103, 140151, 176979, 213309, 260711, 420453, 530937, 734731, 782133, 2204193, 2346399, 6612579, 8082041, 24246123, 72738369]

約数ペア:

[(1, 72738369), (3, 24246123), (9, 8082041), (11, 6612579), (31, 2346399), (33, 2204193), (93, 782133), (99, 734731), (137, 530937), (173, 420453), (279, 260711), (341, 213309), (411, 176979), (519, 140151), (1023, 71103), (1233, 58993), (1507, 48267), (1557, 46717), (1903, 38223), (3069, 23701), (4247, 17127), (4521, 16089), (5363, 13563), (5709, 12741)]