15935388

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{661}}^1$

素因数の和:723

約数の個数: 72

約数和(自身を含む): 44375184

約数和(自身を除く): 28439796

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 41, 42, 49, 82, 84, 98, 123, 147, 164, 196, 246, 287, 294, 492, 574, 588, 661, 861, 1148, 1322, 1722, 1983, 2009, 2644, 3444, 3966, 4018, 4627, 6027, 7932, 8036, 9254, 12054, 13881, 18508, 24108, 27101, 27762, 32389, 54202, 55524, 64778, 81303, 97167, 108404, 129556, 162606, 189707, 194334, 325212, 379414, 388668, 569121, 758828, 1138242, 1327949, 2276484, 2655898, 3983847, 5311796, 7967694, 15935388]

約数ペア:

[(1, 15935388), (2, 7967694), (3, 5311796), (4, 3983847), (6, 2655898), (7, 2276484), (12, 1327949), (14, 1138242), (21, 758828), (28, 569121), (41, 388668), (42, 379414), (49, 325212), (82, 194334), (84, 189707), (98, 162606), (123, 129556), (147, 108404), (164, 97167), (196, 81303), (246, 64778), (287, 55524), (294, 54202), (492, 32389), (574, 27762), (588, 27101), (661, 24108), (861, 18508), (1148, 13881), (1322, 12054), (1722, 9254), (1983, 8036), (2009, 7932), (2644, 6027), (3444, 4627), (3966, 4018)]