31616494

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1$

素因数の和:305

約数の個数: 64

約数和(自身を含む): 63221760

約数和(自身を除く): 31605266

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 41, 82, 91, 133, 182, 223, 247, 266, 287, 446, 494, 533, 574, 779, 1066, 1558, 1561, 1729, 2899, 3122, 3458, 3731, 4237, 5453, 5798, 7462, 8474, 9143, 10127, 10906, 18286, 20254, 20293, 29659, 40586, 55081, 59318, 64001, 70889, 110162, 118859, 128002, 141778, 173717, 237718, 347434, 385567, 771134, 832013, 1216019, 1664026, 2258321, 2432038, 4516642, 15808247, 31616494]

約数ペア:

[(1, 31616494), (2, 15808247), (7, 4516642), (13, 2432038), (14, 2258321), (19, 1664026), (26, 1216019), (38, 832013), (41, 771134), (82, 385567), (91, 347434), (133, 237718), (182, 173717), (223, 141778), (247, 128002), (266, 118859), (287, 110162), (446, 70889), (494, 64001), (533, 59318), (574, 55081), (779, 40586), (1066, 29659), (1558, 20293), (1561, 20254), (1729, 18286), (2899, 10906), (3122, 10127), (3458, 9143), (3731, 8474), (4237, 7462), (5453, 5798)]