245097398

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2141}}^1$

素因数の和:2217

約数の個数: 64

約数和(自身を含む): 492283008

約数和(自身を除く): 247185610

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 37, 74, 91, 119, 182, 221, 238, 259, 442, 481, 518, 629, 962, 1258, 1547, 2141, 3094, 3367, 4282, 4403, 6734, 8177, 8806, 14987, 16354, 27833, 29974, 36397, 55666, 57239, 72794, 79217, 114478, 158434, 194831, 254779, 389662, 473161, 509558, 554519, 946322, 1029821, 1109038, 1346689, 2059642, 2693378, 3312127, 6624254, 7208747, 9426823, 14417494, 17506957, 18853646, 35013914, 122548699, 245097398]

約数ペア:

[(1, 245097398), (2, 122548699), (7, 35013914), (13, 18853646), (14, 17506957), (17, 14417494), (26, 9426823), (34, 7208747), (37, 6624254), (74, 3312127), (91, 2693378), (119, 2059642), (182, 1346689), (221, 1109038), (238, 1029821), (259, 946322), (442, 554519), (481, 509558), (518, 473161), (629, 389662), (962, 254779), (1258, 194831), (1547, 158434), (2141, 114478), (3094, 79217), (3367, 72794), (4282, 57239), (4403, 55666), (6734, 36397), (8177, 29974), (8806, 27833), (14987, 16354)]