15705095259

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{103}}^1\times {\mathrm{20113}}^1$

素因数の和:20264

約数の個数: 48

約数和(自身を含む): 25503908352

約数和(自身を除く): 9798813093

約数列:

[1, 3, 7, 19, 21, 57, 103, 133, 309, 361, 399, 721, 1083, 1957, 2163, 2527, 5871, 7581, 13699, 20113, 37183, 41097, 60339, 111549, 140791, 260281, 382147, 422373, 780843, 1146441, 2071639, 2675029, 6214917, 7260793, 8025087, 14501473, 21782379, 39361141, 43504419, 50825551, 118083423, 152476653, 275527987, 747861679, 826583961, 2243585037, 5235031753, 15705095259]

約数ペア:

[(1, 15705095259), (3, 5235031753), (7, 2243585037), (19, 826583961), (21, 747861679), (57, 275527987), (103, 152476653), (133, 118083423), (309, 50825551), (361, 43504419), (399, 39361141), (721, 21782379), (1083, 14501473), (1957, 8025087), (2163, 7260793), (2527, 6214917), (5871, 2675029), (7581, 2071639), (13699, 1146441), (20113, 780843), (37183, 422373), (41097, 382147), (60339, 260281), (111549, 140791)]