1818563805

素因数分解:

$3^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1\times {\mathrm{503}}^1$

素因数の和:712

約数の個数: 80

約数和(自身を含む): 3337044480

約数和(自身を除く): 1518480675

約数列:

[1, 3, 5, 9, 15, 27, 45, 79, 81, 113, 135, 237, 339, 395, 405, 503, 565, 711, 1017, 1185, 1509, 1695, 2133, 2515, 3051, 3555, 4527, 5085, 6399, 7545, 8927, 9153, 10665, 13581, 15255, 22635, 26781, 31995, 39737, 40743, 44635, 45765, 56839, 67905, 80343, 119211, 133905, 170517, 198685, 203715, 241029, 284195, 357633, 401715, 511551, 596055, 723087, 852585, 1072899, 1205145, 1534653, 1788165, 2557755, 3218697, 3615435, 4490281, 4603959, 5364495, 7673265, 13470843, 16093485, 22451405, 23019795, 40412529, 67354215, 121237587, 202062645, 363712761, 606187935, 1818563805]

約数ペア:

[(1, 1818563805), (3, 606187935), (5, 363712761), (9, 202062645), (15, 121237587), (27, 67354215), (45, 40412529), (79, 23019795), (81, 22451405), (113, 16093485), (135, 13470843), (237, 7673265), (339, 5364495), (395, 4603959), (405, 4490281), (503, 3615435), (565, 3218697), (711, 2557755), (1017, 1788165), (1185, 1534653), (1509, 1205145), (1695, 1072899), (2133, 852585), (2515, 723087), (3051, 596055), (3555, 511551), (4527, 401715), (5085, 357633), (6399, 284195), (7545, 241029), (8927, 203715), (9153, 198685), (10665, 170517), (13581, 133905), (15255, 119211), (22635, 80343), (26781, 67905), (31995, 56839), (39737, 45765), (40743, 44635)]