28955212

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{227}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 60060672

約数和(自身を除く): 31105460

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 223, 227, 286, 446, 454, 572, 892, 908, 2453, 2497, 2899, 2951, 4906, 4994, 5798, 5902, 9812, 9988, 11596, 11804, 31889, 32461, 50621, 63778, 64922, 101242, 127556, 129844, 202484, 556831, 658073, 1113662, 1316146, 2227324, 2632292, 7238803, 14477606, 28955212]

約数ペア:

[(1, 28955212), (2, 14477606), (4, 7238803), (11, 2632292), (13, 2227324), (22, 1316146), (26, 1113662), (44, 658073), (52, 556831), (143, 202484), (223, 129844), (227, 127556), (286, 101242), (446, 64922), (454, 63778), (572, 50621), (892, 32461), (908, 31889), (2453, 11804), (2497, 11596), (2899, 9988), (2951, 9812), (4906, 5902), (4994, 5798)]