204431636535

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{421}}^1\times {\mathrm{660661}}^1$

素因数の和:661104

約数の個数: 48

約数和(自身を含む): 381397529952

約数和(自身を除く): 176965893417

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 421, 735, 1263, 2105, 2947, 6315, 8841, 14735, 20629, 44205, 61887, 103145, 309435, 660661, 1981983, 3303305, 4624627, 9909915, 13873881, 23123135, 32372389, 69369405, 97117167, 161861945, 278138281, 485585835, 834414843, 1390691405, 1946967967, 4172074215, 5840903901, 9734839835, 13628775769, 29204519505, 40886327307, 68143878845, 204431636535]

約数ペア:

[(1, 204431636535), (3, 68143878845), (5, 40886327307), (7, 29204519505), (15, 13628775769), (21, 9734839835), (35, 5840903901), (49, 4172074215), (105, 1946967967), (147, 1390691405), (245, 834414843), (421, 485585835), (735, 278138281), (1263, 161861945), (2105, 97117167), (2947, 69369405), (6315, 32372389), (8841, 23123135), (14735, 13873881), (20629, 9909915), (44205, 4624627), (61887, 3303305), (103145, 1981983), (309435, 660661)]