17263425

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:210

約数の個数: 48

約数和(自身を含む): 30051648

約数和(自身を除く): 12788223

約数列:

[1, 3, 5, 15, 25, 43, 53, 75, 101, 129, 159, 215, 265, 303, 505, 645, 795, 1075, 1325, 1515, 2279, 2525, 3225, 3975, 4343, 5353, 6837, 7575, 11395, 13029, 16059, 21715, 26765, 34185, 56975, 65145, 80295, 108575, 133825, 170925, 230179, 325725, 401475, 690537, 1150895, 3452685, 5754475, 17263425]

約数ペア:

[(1, 17263425), (3, 5754475), (5, 3452685), (15, 1150895), (25, 690537), (43, 401475), (53, 325725), (75, 230179), (101, 170925), (129, 133825), (159, 108575), (215, 80295), (265, 65145), (303, 56975), (505, 34185), (645, 26765), (795, 21715), (1075, 16059), (1325, 13029), (1515, 11395), (2279, 7575), (2525, 6837), (3225, 5353), (3975, 4343)]