73423917

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{181}}^1$

素因数の和:378

約数の個数: 48

約数和(自身を含む): 125379072

約数和(自身を除く): 51955155

約数列:

[1, 3, 7, 9, 21, 47, 63, 137, 141, 181, 329, 411, 423, 543, 959, 987, 1233, 1267, 1629, 2877, 2961, 3801, 6439, 8507, 8631, 11403, 19317, 24797, 25521, 45073, 57951, 59549, 74391, 76563, 135219, 173579, 178647, 223173, 405657, 520737, 535941, 1165459, 1562211, 3496377, 8158213, 10489131, 24474639, 73423917]

約数ペア:

[(1, 73423917), (3, 24474639), (7, 10489131), (9, 8158213), (21, 3496377), (47, 1562211), (63, 1165459), (137, 535941), (141, 520737), (181, 405657), (329, 223173), (411, 178647), (423, 173579), (543, 135219), (959, 76563), (987, 74391), (1233, 59549), (1267, 57951), (1629, 45073), (2877, 25521), (2961, 24797), (3801, 19317), (6439, 11403), (8507, 8631)]