27721694

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{227}}^1$

素因数の和:321

約数の個数: 64

約数和(自身を含む): 56996352

約数和(自身を除く): 29274658

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 61, 77, 91, 122, 143, 154, 182, 227, 286, 427, 454, 671, 793, 854, 1001, 1342, 1586, 1589, 2002, 2497, 2951, 3178, 4697, 4994, 5551, 5902, 8723, 9394, 11102, 13847, 17446, 17479, 20657, 27694, 32461, 34958, 41314, 61061, 64922, 96929, 122122, 152317, 180011, 193858, 227227, 304634, 360022, 454454, 1066219, 1260077, 1980121, 2132438, 2520154, 3960242, 13860847, 27721694]

約数ペア:

[(1, 27721694), (2, 13860847), (7, 3960242), (11, 2520154), (13, 2132438), (14, 1980121), (22, 1260077), (26, 1066219), (61, 454454), (77, 360022), (91, 304634), (122, 227227), (143, 193858), (154, 180011), (182, 152317), (227, 122122), (286, 96929), (427, 64922), (454, 61061), (671, 41314), (793, 34958), (854, 32461), (1001, 27694), (1342, 20657), (1586, 17479), (1589, 17446), (2002, 13847), (2497, 11102), (2951, 9394), (3178, 8723), (4697, 5902), (4994, 5551)]