72902018

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{241}}^1$

素因数の和:339

約数の個数: 64

約数和(自身を含む): 140507136

約数和(自身を除く): 67605118

約数列:

[1, 2, 7, 14, 17, 31, 34, 41, 62, 82, 119, 217, 238, 241, 287, 434, 482, 527, 574, 697, 1054, 1271, 1394, 1687, 2542, 3374, 3689, 4097, 4879, 7378, 7471, 8194, 8897, 9758, 9881, 14942, 17794, 19762, 21607, 28679, 43214, 52297, 57358, 69167, 104594, 127007, 138334, 151249, 167977, 254014, 302498, 306311, 335954, 612622, 889049, 1175839, 1778098, 2144177, 2351678, 4288354, 5207287, 10414574, 36451009, 72902018]

約数ペア:

[(1, 72902018), (2, 36451009), (7, 10414574), (14, 5207287), (17, 4288354), (31, 2351678), (34, 2144177), (41, 1778098), (62, 1175839), (82, 889049), (119, 612622), (217, 335954), (238, 306311), (241, 302498), (287, 254014), (434, 167977), (482, 151249), (527, 138334), (574, 127007), (697, 104594), (1054, 69167), (1271, 57358), (1394, 52297), (1687, 43214), (2542, 28679), (3374, 21607), (3689, 19762), (4097, 17794), (4879, 14942), (7378, 9881), (7471, 9758), (8194, 8897)]