64771935

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{2441}}^1$

素因数の和:2539

約数の個数: 32

約数和(自身を含む): 109010880

約数和(自身を除く): 44238945

約数列:

[1, 3, 5, 15, 29, 61, 87, 145, 183, 305, 435, 915, 1769, 2441, 5307, 7323, 8845, 12205, 26535, 36615, 70789, 148901, 212367, 353945, 446703, 744505, 1061835, 2233515, 4318129, 12954387, 21590645, 64771935]

約数ペア:

[(1, 64771935), (3, 21590645), (5, 12954387), (15, 4318129), (29, 2233515), (61, 1061835), (87, 744505), (145, 446703), (183, 353945), (305, 212367), (435, 148901), (915, 70789), (1769, 36615), (2441, 26535), (5307, 12205), (7323, 8845)]