888978915

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^2\times {\mathrm{271}}^1$

素因数の和:390

約数の個数: 96

約数和(自身を含む): 1768043520

約数和(自身を除く): 879064605

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 47, 55, 99, 135, 141, 165, 235, 271, 297, 423, 495, 517, 705, 813, 1269, 1355, 1485, 1551, 2115, 2209, 2439, 2585, 2981, 4065, 4653, 6345, 6627, 7317, 7755, 8943, 11045, 12195, 12737, 13959, 14905, 19881, 23265, 24299, 26829, 33135, 36585, 38211, 44715, 59643, 63685, 69795, 72897, 80487, 99405, 114633, 121495, 134145, 140107, 191055, 218691, 298215, 343899, 364485, 402435, 420321, 573165, 598639, 656073, 700535, 1093455, 1260963, 1719495, 1795917, 2101605, 2993195, 3280365, 3782889, 5387751, 6304815, 6585029, 8979585, 16163253, 18914445, 19755087, 26938755, 32925145, 59265261, 80816265, 98775435, 177795783, 296326305, 888978915]

約数ペア:

[(1, 888978915), (3, 296326305), (5, 177795783), (9, 98775435), (11, 80816265), (15, 59265261), (27, 32925145), (33, 26938755), (45, 19755087), (47, 18914445), (55, 16163253), (99, 8979585), (135, 6585029), (141, 6304815), (165, 5387751), (235, 3782889), (271, 3280365), (297, 2993195), (423, 2101605), (495, 1795917), (517, 1719495), (705, 1260963), (813, 1093455), (1269, 700535), (1355, 656073), (1485, 598639), (1551, 573165), (2115, 420321), (2209, 402435), (2439, 364485), (2585, 343899), (2981, 298215), (4065, 218691), (4653, 191055), (6345, 140107), (6627, 134145), (7317, 121495), (7755, 114633), (8943, 99405), (11045, 80487), (12195, 72897), (12737, 69795), (13959, 63685), (14905, 59643), (19881, 44715), (23265, 38211), (24299, 36585), (26829, 33135)]