8287245

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1$

素因数の和:211

約数の個数: 64

約数和(自身を含む): 16381440

約数和(自身を除く): 8094195

約数列:

[1, 3, 5, 9, 15, 17, 23, 27, 45, 51, 69, 85, 115, 135, 153, 157, 207, 255, 345, 391, 459, 471, 621, 765, 785, 1035, 1173, 1413, 1955, 2295, 2355, 2669, 3105, 3519, 3611, 4239, 5865, 7065, 8007, 10557, 10833, 13345, 17595, 18055, 21195, 24021, 32499, 40035, 52785, 54165, 61387, 72063, 97497, 120105, 162495, 184161, 306935, 360315, 487485, 552483, 920805, 1657449, 2762415, 8287245]

約数ペア:

[(1, 8287245), (3, 2762415), (5, 1657449), (9, 920805), (15, 552483), (17, 487485), (23, 360315), (27, 306935), (45, 184161), (51, 162495), (69, 120105), (85, 97497), (115, 72063), (135, 61387), (153, 54165), (157, 52785), (207, 40035), (255, 32499), (345, 24021), (391, 21195), (459, 18055), (471, 17595), (621, 13345), (765, 10833), (785, 10557), (1035, 8007), (1173, 7065), (1413, 5865), (1955, 4239), (2295, 3611), (2355, 3519), (2669, 3105)]