2762415

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1$

素因数の和:208

約数の個数: 48

約数和(自身を含む): 5323968

約数和(自身を除く): 2561553

約数列:

[1, 3, 5, 9, 15, 17, 23, 45, 51, 69, 85, 115, 153, 157, 207, 255, 345, 391, 471, 765, 785, 1035, 1173, 1413, 1955, 2355, 2669, 3519, 3611, 5865, 7065, 8007, 10833, 13345, 17595, 18055, 24021, 32499, 40035, 54165, 61387, 120105, 162495, 184161, 306935, 552483, 920805, 2762415]

約数ペア:

[(1, 2762415), (3, 920805), (5, 552483), (9, 306935), (15, 184161), (17, 162495), (23, 120105), (45, 61387), (51, 54165), (69, 40035), (85, 32499), (115, 24021), (153, 18055), (157, 17595), (207, 13345), (255, 10833), (345, 8007), (391, 7065), (471, 5865), (765, 3611), (785, 3519), (1035, 2669), (1173, 2355), (1413, 1955)]