1911544047

素因数分解:

$3^2\times 7^2\times {\mathrm{89}}^1\times {\mathrm{113}}^1\times {\mathrm{431}}^1$

素因数の和:653

約数の個数: 72

約数和(自身を含む): 3284349120

約数和(自身を除く): 1372805073

約数列:

[1, 3, 7, 9, 21, 49, 63, 89, 113, 147, 267, 339, 431, 441, 623, 791, 801, 1017, 1293, 1869, 2373, 3017, 3879, 4361, 5537, 5607, 7119, 9051, 10057, 13083, 16611, 21119, 27153, 30171, 38359, 39249, 48703, 49833, 63357, 70399, 90513, 115077, 146109, 190071, 211197, 268513, 340921, 345231, 438327, 492793, 633591, 805539, 1022763, 1478379, 1879591, 2386447, 2416617, 3068289, 4334567, 4435137, 5638773, 7159341, 13003701, 16916319, 21478023, 30341969, 39011103, 91025907, 212393783, 273077721, 637181349, 1911544047]

約数ペア:

[(1, 1911544047), (3, 637181349), (7, 273077721), (9, 212393783), (21, 91025907), (49, 39011103), (63, 30341969), (89, 21478023), (113, 16916319), (147, 13003701), (267, 7159341), (339, 5638773), (431, 4435137), (441, 4334567), (623, 3068289), (791, 2416617), (801, 2386447), (1017, 1879591), (1293, 1478379), (1869, 1022763), (2373, 805539), (3017, 633591), (3879, 492793), (4361, 438327), (5537, 345231), (5607, 340921), (7119, 268513), (9051, 211197), (10057, 190071), (13083, 146109), (16611, 115077), (21119, 90513), (27153, 70399), (30171, 63357), (38359, 49833), (39249, 48703)]