72598281

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:206

約数の個数: 64

約数和(自身を含む): 122757120

約数和(自身を除く): 50158839

約数列:

[1, 3, 7, 21, 23, 29, 69, 71, 73, 87, 161, 203, 213, 219, 483, 497, 511, 609, 667, 1491, 1533, 1633, 1679, 2001, 2059, 2117, 4669, 4899, 5037, 5183, 6177, 6351, 11431, 11753, 14007, 14413, 14819, 15549, 34293, 35259, 36281, 43239, 44457, 47357, 48691, 108843, 119209, 142071, 146073, 150307, 331499, 340837, 357627, 450921, 834463, 994497, 1022511, 1052149, 2503389, 3156447, 3457061, 10371183, 24199427, 72598281]

約数ペア:

[(1, 72598281), (3, 24199427), (7, 10371183), (21, 3457061), (23, 3156447), (29, 2503389), (69, 1052149), (71, 1022511), (73, 994497), (87, 834463), (161, 450921), (203, 357627), (213, 340837), (219, 331499), (483, 150307), (497, 146073), (511, 142071), (609, 119209), (667, 108843), (1491, 48691), (1533, 47357), (1633, 44457), (1679, 43239), (2001, 36281), (2059, 35259), (2117, 34293), (4669, 15549), (4899, 14819), (5037, 14413), (5183, 14007), (6177, 11753), (6351, 11431)]