221385632

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{17167}}^1$

素因数の和:17221

約数の個数: 48

約数和(自身を含む): 484549632

約数和(自身を除く): 263164000

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 104, 124, 208, 248, 403, 416, 496, 806, 992, 1612, 3224, 6448, 12896, 17167, 34334, 68668, 137336, 223171, 274672, 446342, 532177, 549344, 892684, 1064354, 1785368, 2128708, 3570736, 4257416, 6918301, 7141472, 8514832, 13836602, 17029664, 27673204, 55346408, 110692816, 221385632]

約数ペア:

[(1, 221385632), (2, 110692816), (4, 55346408), (8, 27673204), (13, 17029664), (16, 13836602), (26, 8514832), (31, 7141472), (32, 6918301), (52, 4257416), (62, 3570736), (104, 2128708), (124, 1785368), (208, 1064354), (248, 892684), (403, 549344), (416, 532177), (496, 446342), (806, 274672), (992, 223171), (1612, 137336), (3224, 68668), (6448, 34334), (12896, 17167)]