22277655

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{397}}^1$

素因数の和:480

約数の個数: 48

約数和(自身を含む): 40978080

約数和(自身を除く): 18700425

約数列:

[1, 3, 5, 9, 15, 29, 43, 45, 87, 129, 145, 215, 261, 387, 397, 435, 645, 1191, 1247, 1305, 1935, 1985, 3573, 3741, 5955, 6235, 11223, 11513, 17071, 17865, 18705, 34539, 51213, 56115, 57565, 85355, 103617, 153639, 172695, 256065, 495059, 518085, 768195, 1485177, 2475295, 4455531, 7425885, 22277655]

約数ペア:

[(1, 22277655), (3, 7425885), (5, 4455531), (9, 2475295), (15, 1485177), (29, 768195), (43, 518085), (45, 495059), (87, 256065), (129, 172695), (145, 153639), (215, 103617), (261, 85355), (387, 57565), (397, 56115), (435, 51213), (645, 34539), (1191, 18705), (1247, 17865), (1305, 17071), (1935, 11513), (1985, 11223), (3573, 6235), (3741, 5955)]