53291175

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{853}}^1$

素因数の和:897

約数の個数: 72

約数和(自身を含む): 108649296

約数和(自身を除く): 55358121

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 35, 49, 51, 75, 85, 105, 119, 147, 175, 245, 255, 357, 425, 525, 595, 735, 833, 853, 1225, 1275, 1785, 2499, 2559, 2975, 3675, 4165, 4265, 5971, 8925, 12495, 12795, 14501, 17913, 20825, 21325, 29855, 41797, 43503, 62475, 63975, 72505, 89565, 101507, 125391, 149275, 208985, 217515, 304521, 362525, 447825, 507535, 626955, 710549, 1044925, 1087575, 1522605, 2131647, 2537675, 3134775, 3552745, 7613025, 10658235, 17763725, 53291175]

約数ペア:

[(1, 53291175), (3, 17763725), (5, 10658235), (7, 7613025), (15, 3552745), (17, 3134775), (21, 2537675), (25, 2131647), (35, 1522605), (49, 1087575), (51, 1044925), (75, 710549), (85, 626955), (105, 507535), (119, 447825), (147, 362525), (175, 304521), (245, 217515), (255, 208985), (357, 149275), (425, 125391), (525, 101507), (595, 89565), (735, 72505), (833, 63975), (853, 62475), (1225, 43503), (1275, 41797), (1785, 29855), (2499, 21325), (2559, 20825), (2975, 17913), (3675, 14501), (4165, 12795), (4265, 12495), (5971, 8925)]