312895965

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{89}}^1\times {\mathrm{811}}^1$

素因数の和:942

約数の個数: 48

約数和(自身を含む): 538453440

約数和(自身を除く): 225557475

約数列:

[1, 3, 5, 15, 17, 51, 85, 89, 255, 267, 289, 445, 811, 867, 1335, 1445, 1513, 2433, 4055, 4335, 4539, 7565, 12165, 13787, 22695, 25721, 41361, 68935, 72179, 77163, 128605, 206805, 216537, 234379, 360895, 385815, 703137, 1082685, 1171895, 1227043, 3515685, 3681129, 6135215, 18405645, 20859731, 62579193, 104298655, 312895965]

約数ペア:

[(1, 312895965), (3, 104298655), (5, 62579193), (15, 20859731), (17, 18405645), (51, 6135215), (85, 3681129), (89, 3515685), (255, 1227043), (267, 1171895), (289, 1082685), (445, 703137), (811, 385815), (867, 360895), (1335, 234379), (1445, 216537), (1513, 206805), (2433, 128605), (4055, 77163), (4335, 72179), (4539, 68935), (7565, 41361), (12165, 25721), (13787, 22695)]