31139388

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{4261}}^1$

素因数の和:4307

約数の個数: 72

約数和(自身を含む): 93082080

約数和(自身を除く): 61942692

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 58, 63, 84, 87, 116, 126, 174, 203, 252, 261, 348, 406, 522, 609, 812, 1044, 1218, 1827, 2436, 3654, 4261, 7308, 8522, 12783, 17044, 25566, 29827, 38349, 51132, 59654, 76698, 89481, 119308, 123569, 153396, 178962, 247138, 268443, 357924, 370707, 494276, 536886, 741414, 864983, 1073772, 1112121, 1482828, 1729966, 2224242, 2594949, 3459932, 4448484, 5189898, 7784847, 10379796, 15569694, 31139388]

約数ペア:

[(1, 31139388), (2, 15569694), (3, 10379796), (4, 7784847), (6, 5189898), (7, 4448484), (9, 3459932), (12, 2594949), (14, 2224242), (18, 1729966), (21, 1482828), (28, 1112121), (29, 1073772), (36, 864983), (42, 741414), (58, 536886), (63, 494276), (84, 370707), (87, 357924), (116, 268443), (126, 247138), (174, 178962), (203, 153396), (252, 123569), (261, 119308), (348, 89481), (406, 76698), (522, 59654), (609, 51132), (812, 38349), (1044, 29827), (1218, 25566), (1827, 17044), (2436, 12783), (3654, 8522), (4261, 7308)]