215860372

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{1709}}^1$

素因数の和:2080

約数の個数: 48

約数和(自身を含む): 466542720

約数和(自身を除く): 250682348

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 347, 364, 694, 1388, 1709, 2429, 3418, 4511, 4858, 6836, 9022, 9716, 11963, 18044, 22217, 23926, 31577, 44434, 47852, 63154, 88868, 126308, 155519, 311038, 593023, 622076, 1186046, 2372092, 4151161, 7709299, 8302322, 15418598, 16604644, 30837196, 53965093, 107930186, 215860372]

約数ペア:

[(1, 215860372), (2, 107930186), (4, 53965093), (7, 30837196), (13, 16604644), (14, 15418598), (26, 8302322), (28, 7709299), (52, 4151161), (91, 2372092), (182, 1186046), (347, 622076), (364, 593023), (694, 311038), (1388, 155519), (1709, 126308), (2429, 88868), (3418, 63154), (4511, 47852), (4858, 44434), (6836, 31577), (9022, 23926), (9716, 22217), (11963, 18044)]