258973442

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{233}}^1$

素因数の和:483

約数の個数: 64

約数和(自身を含む): 498161664

約数和(自身を除く): 239188222

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 197, 217, 233, 394, 403, 434, 466, 806, 1379, 1631, 2561, 2758, 2821, 3029, 3262, 5122, 5642, 6058, 6107, 7223, 12214, 14446, 17927, 21203, 35854, 42406, 42749, 45901, 50561, 79391, 85498, 91802, 93899, 101122, 158782, 187798, 321307, 555737, 596713, 642614, 657293, 1111474, 1193426, 1314586, 1422931, 2845862, 4176991, 8353982, 9960517, 18498103, 19921034, 36996206, 129486721, 258973442]

約数ペア:

[(1, 258973442), (2, 129486721), (7, 36996206), (13, 19921034), (14, 18498103), (26, 9960517), (31, 8353982), (62, 4176991), (91, 2845862), (182, 1422931), (197, 1314586), (217, 1193426), (233, 1111474), (394, 657293), (403, 642614), (434, 596713), (466, 555737), (806, 321307), (1379, 187798), (1631, 158782), (2561, 101122), (2758, 93899), (2821, 91802), (3029, 85498), (3262, 79391), (5122, 50561), (5642, 45901), (6058, 42749), (6107, 42406), (7223, 35854), (12214, 21203), (14446, 17927)]