28830753

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{197}}^1$

素因数の和:334

約数の個数: 48

約数和(自身を含む): 50409216

約数和(自身を除く): 21578463

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 101, 161, 197, 207, 303, 483, 591, 707, 909, 1379, 1449, 1773, 2121, 2323, 4137, 4531, 6363, 6969, 12411, 13593, 16261, 19897, 20907, 31717, 40779, 48783, 59691, 95151, 139279, 146349, 179073, 285453, 417837, 457631, 1253511, 1372893, 3203417, 4118679, 9610251, 28830753]

約数ペア:

[(1, 28830753), (3, 9610251), (7, 4118679), (9, 3203417), (21, 1372893), (23, 1253511), (63, 457631), (69, 417837), (101, 285453), (161, 179073), (197, 146349), (207, 139279), (303, 95151), (483, 59691), (591, 48783), (707, 40779), (909, 31717), (1379, 20907), (1449, 19897), (1773, 16261), (2121, 13593), (2323, 12411), (4137, 6969), (4531, 6363)]