291048212

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{25793}}^1$

素因数の和:25848

約数の個数: 48

約数和(自身を含む): 647119872

約数和(自身を除く): 356071660

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 182, 217, 364, 403, 434, 806, 868, 1612, 2821, 5642, 11284, 25793, 51586, 103172, 180551, 335309, 361102, 670618, 722204, 799583, 1341236, 1599166, 2347163, 3198332, 4694326, 5597081, 9388652, 10394579, 11194162, 20789158, 22388324, 41578316, 72762053, 145524106, 291048212]

約数ペア:

[(1, 291048212), (2, 145524106), (4, 72762053), (7, 41578316), (13, 22388324), (14, 20789158), (26, 11194162), (28, 10394579), (31, 9388652), (52, 5597081), (62, 4694326), (91, 3198332), (124, 2347163), (182, 1599166), (217, 1341236), (364, 799583), (403, 722204), (434, 670618), (806, 361102), (868, 335309), (1612, 180551), (2821, 103172), (5642, 51586), (11284, 25793)]