869172195

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{1021}}^1$

素因数の和:1180

約数の個数: 64

約数和(自身を含む): 1530547200

約数和(自身を除く): 661375005

約数列:

[1, 3, 5, 15, 19, 29, 57, 87, 95, 103, 145, 285, 309, 435, 515, 551, 1021, 1545, 1653, 1957, 2755, 2987, 3063, 5105, 5871, 8265, 8961, 9785, 14935, 15315, 19399, 29355, 29609, 44805, 56753, 58197, 88827, 96995, 105163, 148045, 170259, 283765, 290985, 315489, 444135, 525815, 562571, 851295, 1577445, 1687713, 1998097, 2812855, 3049727, 5994291, 8438565, 9149181, 9990485, 15248635, 29971455, 45745905, 57944813, 173834439, 289724065, 869172195]

約数ペア:

[(1, 869172195), (3, 289724065), (5, 173834439), (15, 57944813), (19, 45745905), (29, 29971455), (57, 15248635), (87, 9990485), (95, 9149181), (103, 8438565), (145, 5994291), (285, 3049727), (309, 2812855), (435, 1998097), (515, 1687713), (551, 1577445), (1021, 851295), (1545, 562571), (1653, 525815), (1957, 444135), (2755, 315489), (2987, 290985), (3063, 283765), (5105, 170259), (5871, 148045), (8265, 105163), (8961, 96995), (9785, 88827), (14935, 58197), (15315, 56753), (19399, 44805), (29355, 29609)]