215202388

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{1789}}^1$

素因数の和:1900

約数の個数: 48

約数和(自身を含む): 419504400

約数和(自身を除く): 204302012

約数列:

[1, 2, 4, 17, 29, 34, 58, 61, 68, 116, 122, 244, 493, 986, 1037, 1769, 1789, 1972, 2074, 3538, 3578, 4148, 7076, 7156, 30073, 30413, 51881, 60146, 60826, 103762, 109129, 120292, 121652, 207524, 218258, 436516, 881977, 1763954, 1855193, 3164741, 3527908, 3710386, 6329482, 7420772, 12658964, 53800597, 107601194, 215202388]

約数ペア:

[(1, 215202388), (2, 107601194), (4, 53800597), (17, 12658964), (29, 7420772), (34, 6329482), (58, 3710386), (61, 3527908), (68, 3164741), (116, 1855193), (122, 1763954), (244, 881977), (493, 436516), (986, 218258), (1037, 207524), (1769, 121652), (1789, 120292), (1972, 109129), (2074, 103762), (3538, 60826), (3578, 60146), (4148, 51881), (7076, 30413), (7156, 30073)]