42387275

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{10531}}^1$

素因数の和:10571

約数の個数: 24

約数和(自身を含む): 62686464

約数和(自身を除く): 20299189

約数列:

[1, 5, 7, 23, 25, 35, 115, 161, 175, 575, 805, 4025, 10531, 52655, 73717, 242213, 263275, 368585, 1211065, 1695491, 1842925, 6055325, 8477455, 42387275]

約数ペア:

[(1, 42387275), (5, 8477455), (7, 6055325), (23, 1842925), (25, 1695491), (35, 1211065), (115, 368585), (161, 263275), (175, 242213), (575, 73717), (805, 52655), (4025, 10531)]