247076925

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{3331}}^1$

素因数の和:3410

約数の個数: 48

約数和(自身を含む): 436305408

約数和(自身を除く): 189228483

約数列:

[1, 3, 5, 15, 23, 25, 43, 69, 75, 115, 129, 215, 345, 575, 645, 989, 1075, 1725, 2967, 3225, 3331, 4945, 9993, 14835, 16655, 24725, 49965, 74175, 76613, 83275, 143233, 229839, 249825, 383065, 429699, 716165, 1149195, 1915325, 2148495, 3294359, 3580825, 5745975, 9883077, 10742475, 16471795, 49415385, 82358975, 247076925]

約数ペア:

[(1, 247076925), (3, 82358975), (5, 49415385), (15, 16471795), (23, 10742475), (25, 9883077), (43, 5745975), (69, 3580825), (75, 3294359), (115, 2148495), (129, 1915325), (215, 1149195), (345, 716165), (575, 429699), (645, 383065), (989, 249825), (1075, 229839), (1725, 143233), (2967, 83275), (3225, 76613), (3331, 74175), (4945, 49965), (9993, 24725), (14835, 16655)]