199420515

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{5147}}^1$

素因数の和:5209

約数の個数: 64

約数和(自身を含む): 415134720

約数和(自身を除く): 215714205

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 41, 45, 63, 105, 123, 135, 189, 205, 287, 315, 369, 615, 861, 945, 1107, 1435, 1845, 2583, 4305, 5147, 5535, 7749, 12915, 15441, 25735, 36029, 38745, 46323, 77205, 108087, 138969, 180145, 211027, 231615, 324261, 540435, 633081, 694845, 972783, 1055135, 1477189, 1621305, 1899243, 3165405, 4431567, 4863915, 5697729, 7385945, 9496215, 13294701, 22157835, 28488645, 39884103, 66473505, 199420515]

約数ペア:

[(1, 199420515), (3, 66473505), (5, 39884103), (7, 28488645), (9, 22157835), (15, 13294701), (21, 9496215), (27, 7385945), (35, 5697729), (41, 4863915), (45, 4431567), (63, 3165405), (105, 1899243), (123, 1621305), (135, 1477189), (189, 1055135), (205, 972783), (287, 694845), (315, 633081), (369, 540435), (615, 324261), (861, 231615), (945, 211027), (1107, 180145), (1435, 138969), (1845, 108087), (2583, 77205), (4305, 46323), (5147, 38745), (5535, 36029), (7749, 25735), (12915, 15441)]