12020355

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 22052160

約数和(自身を除く): 10031805

約数列:

[1, 3, 5, 9, 15, 29, 45, 61, 87, 145, 151, 183, 261, 305, 435, 453, 549, 755, 915, 1305, 1359, 1769, 2265, 2745, 4379, 5307, 6795, 8845, 9211, 13137, 15921, 21895, 26535, 27633, 39411, 46055, 65685, 79605, 82899, 138165, 197055, 267119, 414495, 801357, 1335595, 2404071, 4006785, 12020355]

約数ペア:

[(1, 12020355), (3, 4006785), (5, 2404071), (9, 1335595), (15, 801357), (29, 414495), (45, 267119), (61, 197055), (87, 138165), (145, 82899), (151, 79605), (183, 65685), (261, 46055), (305, 39411), (435, 27633), (453, 26535), (549, 21895), (755, 15921), (915, 13137), (1305, 9211), (1359, 8845), (1769, 6795), (2265, 5307), (2745, 4379)]