397987212

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{617}}^1\times {\mathrm{1097}}^1$

素因数の和:1735

約数の個数: 72

約数和(自身を含む): 1082988144

約数和(自身を除く): 685000932

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 617, 1097, 1234, 1851, 2194, 2468, 3291, 3702, 4319, 4388, 6582, 7404, 7679, 8638, 12957, 13164, 15358, 17276, 23037, 25914, 30233, 30716, 46074, 51828, 53753, 60466, 90699, 92148, 107506, 120932, 161259, 181398, 215012, 322518, 362796, 645036, 676849, 1353698, 2030547, 2707396, 4061094, 4737943, 8122188, 9475886, 14213829, 18951772, 28427658, 33165601, 56855316, 66331202, 99496803, 132662404, 198993606, 397987212]

約数ペア:

[(1, 397987212), (2, 198993606), (3, 132662404), (4, 99496803), (6, 66331202), (7, 56855316), (12, 33165601), (14, 28427658), (21, 18951772), (28, 14213829), (42, 9475886), (49, 8122188), (84, 4737943), (98, 4061094), (147, 2707396), (196, 2030547), (294, 1353698), (588, 676849), (617, 645036), (1097, 362796), (1234, 322518), (1851, 215012), (2194, 181398), (2468, 161259), (3291, 120932), (3702, 107506), (4319, 92148), (4388, 90699), (6582, 60466), (7404, 53753), (7679, 51828), (8638, 46074), (12957, 30716), (13164, 30233), (15358, 25914), (17276, 23037)]