17249375

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1$

素因数の和:237

約数の個数: 40

約数和(自身を含む): 25454352

約数和(自身を除く): 8204977

約数列:

[1, 5, 11, 13, 25, 55, 65, 125, 143, 193, 275, 325, 625, 715, 965, 1375, 1625, 2123, 2509, 3575, 4825, 6875, 8125, 10615, 12545, 17875, 24125, 27599, 53075, 62725, 89375, 120625, 137995, 265375, 313625, 689975, 1326875, 1568125, 3449875, 17249375]

約数ペア:

[(1, 17249375), (5, 3449875), (11, 1568125), (13, 1326875), (25, 689975), (55, 313625), (65, 265375), (125, 137995), (143, 120625), (193, 89375), (275, 62725), (325, 53075), (625, 27599), (715, 24125), (965, 17875), (1375, 12545), (1625, 10615), (2123, 8125), (2509, 6875), (3575, 4825)]