31231326

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{5591}}^1$

素因数の和:5629

約数の個数: 48

約数和(自身を含む): 76498560

約数和(自身を除く): 45267234

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 49, 57, 98, 114, 133, 147, 266, 294, 399, 798, 931, 1862, 2793, 5586, 5591, 11182, 16773, 33546, 39137, 78274, 106229, 117411, 212458, 234822, 273959, 318687, 547918, 637374, 743603, 821877, 1487206, 1643754, 2230809, 4461618, 5205221, 10410442, 15615663, 31231326]

約数ペア:

[(1, 31231326), (2, 15615663), (3, 10410442), (6, 5205221), (7, 4461618), (14, 2230809), (19, 1643754), (21, 1487206), (38, 821877), (42, 743603), (49, 637374), (57, 547918), (98, 318687), (114, 273959), (133, 234822), (147, 212458), (266, 117411), (294, 106229), (399, 78274), (798, 39137), (931, 33546), (1862, 16773), (2793, 11182), (5586, 5591)]