201818859

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1$

素因数の和:292

約数の個数: 64

約数和(自身を含む): 324725760

約数和(自身を除く): 122906901

約数列:

[1, 3, 11, 23, 29, 33, 53, 69, 87, 159, 173, 253, 319, 519, 583, 667, 759, 957, 1219, 1537, 1749, 1903, 2001, 3657, 3979, 4611, 5017, 5709, 7337, 9169, 11937, 13409, 15051, 16907, 22011, 27507, 35351, 40227, 43769, 50721, 55187, 100859, 106053, 115391, 131307, 165561, 210887, 265901, 302577, 346173, 388861, 632661, 797703, 1166583, 1269301, 2319757, 2924911, 3807903, 6115723, 6959271, 8774733, 18347169, 67272953, 201818859]

約数ペア:

[(1, 201818859), (3, 67272953), (11, 18347169), (23, 8774733), (29, 6959271), (33, 6115723), (53, 3807903), (69, 2924911), (87, 2319757), (159, 1269301), (173, 1166583), (253, 797703), (319, 632661), (519, 388861), (583, 346173), (667, 302577), (759, 265901), (957, 210887), (1219, 165561), (1537, 131307), (1749, 115391), (1903, 106053), (2001, 100859), (3657, 55187), (3979, 50721), (4611, 43769), (5017, 40227), (5709, 35351), (7337, 27507), (9169, 22011), (11937, 16907), (13409, 15051)]