1555102017

素因数分解:

$3^3\times 7^1\times {\mathrm{173}}^1\times {\mathrm{199}}^1\times {\mathrm{239}}^1$

素因数の和:627

約数の個数: 64

約数和(自身を含む): 2672640000

約数和(自身を除く): 1117537983

約数列:

[1, 3, 7, 9, 21, 27, 63, 173, 189, 199, 239, 519, 597, 717, 1211, 1393, 1557, 1673, 1791, 2151, 3633, 4179, 4671, 5019, 5373, 6453, 10899, 12537, 15057, 32697, 34427, 37611, 41347, 45171, 47561, 103281, 124041, 142683, 240989, 289429, 309843, 332927, 372123, 428049, 722967, 868287, 929529, 998781, 1116369, 1284147, 2168901, 2604861, 2996343, 6506703, 7814583, 8228053, 8989029, 24684159, 57596371, 74052477, 172789113, 222157431, 518367339, 1555102017]

約数ペア:

[(1, 1555102017), (3, 518367339), (7, 222157431), (9, 172789113), (21, 74052477), (27, 57596371), (63, 24684159), (173, 8989029), (189, 8228053), (199, 7814583), (239, 6506703), (519, 2996343), (597, 2604861), (717, 2168901), (1211, 1284147), (1393, 1116369), (1557, 998781), (1673, 929529), (1791, 868287), (2151, 722967), (3633, 428049), (4179, 372123), (4671, 332927), (5019, 309843), (5373, 289429), (6453, 240989), (10899, 142683), (12537, 124041), (15057, 103281), (32697, 47561), (34427, 45171), (37611, 41347)]