215979728

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{6133}}^1$

素因数の和:6243

約数の個数: 40

約数和(自身を含む): 438114816

約数和(自身を除く): 222135088

約数列:

[1, 2, 4, 8, 16, 31, 62, 71, 124, 142, 248, 284, 496, 568, 1136, 2201, 4402, 6133, 8804, 12266, 17608, 24532, 35216, 49064, 98128, 190123, 380246, 435443, 760492, 870886, 1520984, 1741772, 3041968, 3483544, 6967088, 13498733, 26997466, 53994932, 107989864, 215979728]

約数ペア:

[(1, 215979728), (2, 107989864), (4, 53994932), (8, 26997466), (16, 13498733), (31, 6967088), (62, 3483544), (71, 3041968), (124, 1741772), (142, 1520984), (248, 870886), (284, 760492), (496, 435443), (568, 380246), (1136, 190123), (2201, 98128), (4402, 49064), (6133, 35216), (8804, 24532), (12266, 17608)]