123037915

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:141

約数の個数: 96

約数和(自身を含む): 209129472

約数和(自身を除く): 86091557

約数列:

[1, 5, 7, 11, 13, 31, 35, 55, 61, 65, 77, 91, 143, 155, 169, 217, 305, 341, 385, 403, 427, 455, 671, 715, 793, 845, 1001, 1085, 1183, 1705, 1859, 1891, 2015, 2135, 2387, 2821, 3355, 3965, 4433, 4697, 5005, 5239, 5551, 5915, 8723, 9295, 9455, 10309, 11935, 13013, 13237, 14105, 20801, 22165, 23485, 24583, 26195, 27755, 31031, 36673, 43615, 51545, 57629, 61061, 65065, 66185, 72163, 104005, 113399, 122915, 145607, 155155, 172081, 183365, 270413, 288145, 305305, 319579, 360815, 403403, 566995, 728035, 793793, 860405, 1352065, 1597895, 1892891, 2017015, 2237053, 3515369, 3968965, 9464455, 11185265, 17576845, 24607583, 123037915]

約数ペア:

[(1, 123037915), (5, 24607583), (7, 17576845), (11, 11185265), (13, 9464455), (31, 3968965), (35, 3515369), (55, 2237053), (61, 2017015), (65, 1892891), (77, 1597895), (91, 1352065), (143, 860405), (155, 793793), (169, 728035), (217, 566995), (305, 403403), (341, 360815), (385, 319579), (403, 305305), (427, 288145), (455, 270413), (671, 183365), (715, 172081), (793, 155155), (845, 145607), (1001, 122915), (1085, 113399), (1183, 104005), (1705, 72163), (1859, 66185), (1891, 65065), (2015, 61061), (2135, 57629), (2387, 51545), (2821, 43615), (3355, 36673), (3965, 31031), (4433, 27755), (4697, 26195), (5005, 24583), (5239, 23485), (5551, 22165), (5915, 20801), (8723, 14105), (9295, 13237), (9455, 13013), (10309, 11935)]