47654451

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:165

約数の個数: 72

約数和(自身を含む): 83931120

約数和(自身を除く): 36276669

約数列:

[1, 3, 9, 13, 17, 19, 39, 51, 57, 97, 117, 153, 169, 171, 221, 247, 291, 323, 507, 663, 741, 873, 969, 1261, 1521, 1649, 1843, 1989, 2223, 2873, 2907, 3211, 3783, 4199, 4947, 5529, 8619, 9633, 11349, 12597, 14841, 16393, 16587, 21437, 23959, 25857, 28899, 31331, 37791, 49179, 54587, 64311, 71877, 93993, 147537, 163761, 192933, 215631, 278681, 281979, 311467, 407303, 491283, 836043, 934401, 1221909, 2508129, 2803203, 3665727, 5294939, 15884817, 47654451]

約数ペア:

[(1, 47654451), (3, 15884817), (9, 5294939), (13, 3665727), (17, 2803203), (19, 2508129), (39, 1221909), (51, 934401), (57, 836043), (97, 491283), (117, 407303), (153, 311467), (169, 281979), (171, 278681), (221, 215631), (247, 192933), (291, 163761), (323, 147537), (507, 93993), (663, 71877), (741, 64311), (873, 54587), (969, 49179), (1261, 37791), (1521, 31331), (1649, 28899), (1843, 25857), (1989, 23959), (2223, 21437), (2873, 16587), (2907, 16393), (3211, 14841), (3783, 12597), (4199, 11349), (4947, 9633), (5529, 8619)]