27643581

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{487}}^1$

素因数の和:570

約数の個数: 48

約数和(自身を含む): 49330944

約数和(自身を除く): 21687363

約数列:

[1, 3, 7, 9, 17, 21, 51, 53, 63, 119, 153, 159, 357, 371, 477, 487, 901, 1071, 1113, 1461, 2703, 3339, 3409, 4383, 6307, 8109, 8279, 10227, 18921, 24837, 25811, 30681, 56763, 57953, 74511, 77433, 173859, 180677, 232299, 438787, 521577, 542031, 1316361, 1626093, 3071509, 3949083, 9214527, 27643581]

約数ペア:

[(1, 27643581), (3, 9214527), (7, 3949083), (9, 3071509), (17, 1626093), (21, 1316361), (51, 542031), (53, 521577), (63, 438787), (119, 232299), (153, 180677), (159, 173859), (357, 77433), (371, 74511), (477, 57953), (487, 56763), (901, 30681), (1071, 25811), (1113, 24837), (1461, 18921), (2703, 10227), (3339, 8279), (3409, 8109), (4383, 6307)]