28940772

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{593}}^1$

素因数の和:697

約数の個数: 72

約数和(自身を含む): 79634016

約数和(自身を除く): 50693244

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 83, 84, 98, 147, 166, 196, 249, 294, 332, 498, 581, 588, 593, 996, 1162, 1186, 1743, 1779, 2324, 2372, 3486, 3558, 4067, 4151, 6972, 7116, 8134, 8302, 12201, 12453, 16268, 16604, 24402, 24906, 29057, 48804, 49219, 49812, 58114, 87171, 98438, 116228, 147657, 174342, 196876, 295314, 344533, 348684, 590628, 689066, 1033599, 1378132, 2067198, 2411731, 4134396, 4823462, 7235193, 9646924, 14470386, 28940772]

約数ペア:

[(1, 28940772), (2, 14470386), (3, 9646924), (4, 7235193), (6, 4823462), (7, 4134396), (12, 2411731), (14, 2067198), (21, 1378132), (28, 1033599), (42, 689066), (49, 590628), (83, 348684), (84, 344533), (98, 295314), (147, 196876), (166, 174342), (196, 147657), (249, 116228), (294, 98438), (332, 87171), (498, 58114), (581, 49812), (588, 49219), (593, 48804), (996, 29057), (1162, 24906), (1186, 24402), (1743, 16604), (1779, 16268), (2324, 12453), (2372, 12201), (3486, 8302), (3558, 8134), (4067, 7116), (4151, 6972)]