1331018788

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{203023}}^1$

素因数の和:203187

約数の個数: 24

約数和(自身を含む): 2558102400

約数和(自身を除く): 1227083612

約数列:

[1, 2, 4, 11, 22, 44, 149, 298, 596, 1639, 3278, 6556, 203023, 406046, 812092, 2233253, 4466506, 8933012, 30250427, 60500854, 121001708, 332754697, 665509394, 1331018788]

約数ペア:

[(1, 1331018788), (2, 665509394), (4, 332754697), (11, 121001708), (22, 60500854), (44, 30250427), (149, 8933012), (298, 4466506), (596, 2233253), (1639, 812092), (3278, 406046), (6556, 203023)]