431325

素因数分解:

$3^5\times 5^2\times {\mathrm{71}}^1$

素因数の和:96

約数の個数: 36

約数和(自身を含む): 812448

約数和(自身を除く): 381123

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 71, 75, 81, 135, 213, 225, 243, 355, 405, 639, 675, 1065, 1215, 1775, 1917, 2025, 3195, 5325, 5751, 6075, 9585, 15975, 17253, 28755, 47925, 86265, 143775, 431325]

約数ペア:

[(1, 431325), (3, 143775), (5, 86265), (9, 47925), (15, 28755), (25, 17253), (27, 15975), (45, 9585), (71, 6075), (75, 5751), (81, 5325), (135, 3195), (213, 2025), (225, 1917), (243, 1775), (355, 1215), (405, 1065), (639, 675)]