156945978

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{415201}}^1$

素因数の和:415219

約数の個数: 32

約数和(自身を含む): 398593920

約数和(自身を除く): 241647942

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 415201, 830402, 1245603, 2491206, 2906407, 3736809, 5812814, 7473618, 8719221, 11210427, 17438442, 22420854, 26157663, 52315326, 78472989, 156945978]

約数ペア:

[(1, 156945978), (2, 78472989), (3, 52315326), (6, 26157663), (7, 22420854), (9, 17438442), (14, 11210427), (18, 8719221), (21, 7473618), (27, 5812814), (42, 3736809), (54, 2906407), (63, 2491206), (126, 1245603), (189, 830402), (378, 415201)]