153615

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1$

素因数の和:52

約数の個数: 48

約数和(自身を含む): 328320

約数和(自身を除く): 174705

約数列:

[1, 3, 5, 7, 11, 15, 19, 21, 33, 35, 49, 55, 57, 77, 95, 105, 133, 147, 165, 209, 231, 245, 285, 385, 399, 539, 627, 665, 735, 931, 1045, 1155, 1463, 1617, 1995, 2695, 2793, 3135, 4389, 4655, 7315, 8085, 10241, 13965, 21945, 30723, 51205, 153615]

約数ペア:

[(1, 153615), (3, 51205), (5, 30723), (7, 21945), (11, 13965), (15, 10241), (19, 8085), (21, 7315), (33, 4655), (35, 4389), (49, 3135), (55, 2793), (57, 2695), (77, 1995), (95, 1617), (105, 1463), (133, 1155), (147, 1045), (165, 931), (209, 735), (231, 665), (245, 627), (285, 539), (385, 399)]