291242128

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{683}}^1\times {\mathrm{919}}^1$

素因数の和:1639

約数の個数: 40

約数和(自身を含む): 585230400

約数和(自身を除く): 293988272

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 683, 919, 1366, 1838, 2732, 3676, 5464, 7352, 10928, 14704, 19807, 26651, 39614, 53302, 79228, 106604, 158456, 213208, 316912, 426416, 627677, 1255354, 2510708, 5021416, 10042832, 18202633, 36405266, 72810532, 145621064, 291242128]

約数ペア:

[(1, 291242128), (2, 145621064), (4, 72810532), (8, 36405266), (16, 18202633), (29, 10042832), (58, 5021416), (116, 2510708), (232, 1255354), (464, 627677), (683, 426416), (919, 316912), (1366, 213208), (1838, 158456), (2732, 106604), (3676, 79228), (5464, 53302), (7352, 39614), (10928, 26651), (14704, 19807)]