313155369

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:283

約数の個数: 64

約数和(自身を含む): 501811200

約数和(自身を除く): 188655831

約数列:

[1, 3, 9, 27, 29, 43, 71, 87, 129, 131, 213, 261, 387, 393, 639, 783, 1161, 1179, 1247, 1917, 2059, 3053, 3537, 3741, 3799, 5633, 6177, 9159, 9301, 11223, 11397, 16899, 18531, 27477, 27903, 33669, 34191, 50697, 55593, 82431, 83709, 88537, 102573, 152091, 163357, 251127, 265611, 269729, 399943, 490071, 796833, 809187, 1199829, 1470213, 2390499, 2427561, 3599487, 4410639, 7282683, 10798461, 11598347, 34795041, 104385123, 313155369]

約数ペア:

[(1, 313155369), (3, 104385123), (9, 34795041), (27, 11598347), (29, 10798461), (43, 7282683), (71, 4410639), (87, 3599487), (129, 2427561), (131, 2390499), (213, 1470213), (261, 1199829), (387, 809187), (393, 796833), (639, 490071), (783, 399943), (1161, 269729), (1179, 265611), (1247, 251127), (1917, 163357), (2059, 152091), (3053, 102573), (3537, 88537), (3741, 83709), (3799, 82431), (5633, 55593), (6177, 50697), (9159, 34191), (9301, 33669), (11223, 27903), (11397, 27477), (16899, 18531)]