64809345

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{383}}^1\times {\mathrm{389}}^1$

素因数の和:809

約数の個数: 32

約数和(自身を含む): 107827200

約数和(自身を除く): 43017855

約数列:

[1, 3, 5, 15, 29, 87, 145, 383, 389, 435, 1149, 1167, 1915, 1945, 5745, 5835, 11107, 11281, 33321, 33843, 55535, 56405, 148987, 166605, 169215, 446961, 744935, 2234805, 4320623, 12961869, 21603115, 64809345]

約数ペア:

[(1, 64809345), (3, 21603115), (5, 12961869), (15, 4320623), (29, 2234805), (87, 744935), (145, 446961), (383, 169215), (389, 166605), (435, 148987), (1149, 56405), (1167, 55535), (1915, 33843), (1945, 33321), (5745, 11281), (5835, 11107)]