243401375

素因数分解:

$5^3\times 7^4\times {\mathrm{811}}^1$

素因数の和:854

約数の個数: 40

約数和(自身を含む): 354808272

約数和(自身を除く): 111406897

約数列:

[1, 5, 7, 25, 35, 49, 125, 175, 245, 343, 811, 875, 1225, 1715, 2401, 4055, 5677, 6125, 8575, 12005, 20275, 28385, 39739, 42875, 60025, 101375, 141925, 198695, 278173, 300125, 709625, 993475, 1390865, 1947211, 4967375, 6954325, 9736055, 34771625, 48680275, 243401375]

約数ペア:

[(1, 243401375), (5, 48680275), (7, 34771625), (25, 9736055), (35, 6954325), (49, 4967375), (125, 1947211), (175, 1390865), (245, 993475), (343, 709625), (811, 300125), (875, 278173), (1225, 198695), (1715, 141925), (2401, 101375), (4055, 60025), (5677, 42875), (6125, 39739), (8575, 28385), (12005, 20275)]