245982401

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{347}}^1$

素因数の和:438

約数の個数: 48

約数和(自身を含む): 325627776

約数和(自身を除く): 79645375

約数列:

[1, 7, 17, 23, 37, 49, 119, 161, 259, 347, 391, 629, 833, 851, 1127, 1813, 2429, 2737, 4403, 5899, 5957, 7981, 12839, 14467, 17003, 19159, 30821, 41293, 41699, 55867, 89873, 101269, 135677, 218263, 289051, 295297, 391069, 629111, 708883, 949739, 1527841, 2067079, 5020049, 6648173, 10694887, 14469553, 35140343, 245982401]

約数ペア:

[(1, 245982401), (7, 35140343), (17, 14469553), (23, 10694887), (37, 6648173), (49, 5020049), (119, 2067079), (161, 1527841), (259, 949739), (347, 708883), (391, 629111), (629, 391069), (833, 295297), (851, 289051), (1127, 218263), (1813, 135677), (2429, 101269), (2737, 89873), (4403, 55867), (5899, 41699), (5957, 41293), (7981, 30821), (12839, 19159), (14467, 17003)]