1720383

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:167

約数の個数: 32

約数和(自身を含む): 2856960

約数和(自身を除く): 1136577

約数列:

[1, 3, 7, 17, 21, 51, 61, 79, 119, 183, 237, 357, 427, 553, 1037, 1281, 1343, 1659, 3111, 4029, 4819, 7259, 9401, 14457, 21777, 28203, 33733, 81923, 101199, 245769, 573461, 1720383]

約数ペア:

[(1, 1720383), (3, 573461), (7, 245769), (17, 101199), (21, 81923), (51, 33733), (61, 28203), (79, 21777), (119, 14457), (183, 9401), (237, 7259), (357, 4819), (427, 4029), (553, 3111), (1037, 1659), (1281, 1343)]