64998255

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{191}}^1\times {\mathrm{463}}^1$

素因数の和:676

約数の個数: 48

約数和(自身を含む): 121872384

約数和(自身を除く): 56874129

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 191, 245, 463, 573, 735, 955, 1337, 1389, 2315, 2865, 3241, 4011, 6685, 6945, 9359, 9723, 16205, 20055, 22687, 28077, 46795, 48615, 68061, 88433, 113435, 140385, 265299, 340305, 442165, 619031, 1326495, 1857093, 3095155, 4333217, 9285465, 12999651, 21666085, 64998255]

約数ペア:

[(1, 64998255), (3, 21666085), (5, 12999651), (7, 9285465), (15, 4333217), (21, 3095155), (35, 1857093), (49, 1326495), (105, 619031), (147, 442165), (191, 340305), (245, 265299), (463, 140385), (573, 113435), (735, 88433), (955, 68061), (1337, 48615), (1389, 46795), (2315, 28077), (2865, 22687), (3241, 20055), (4011, 16205), (6685, 9723), (6945, 9359)]