68418945

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{10343}}^1$

素因数の和:10371

約数の個数: 48

約数和(自身を含む): 141505920

約数和(自身を除く): 73086975

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 105, 135, 147, 189, 245, 315, 441, 735, 945, 1323, 2205, 6615, 10343, 31029, 51715, 72401, 93087, 155145, 217203, 279261, 362005, 465435, 506807, 651609, 1086015, 1396305, 1520421, 1954827, 2534035, 3258045, 4561263, 7602105, 9774135, 13683789, 22806315, 68418945]

約数ペア:

[(1, 68418945), (3, 22806315), (5, 13683789), (7, 9774135), (9, 7602105), (15, 4561263), (21, 3258045), (27, 2534035), (35, 1954827), (45, 1520421), (49, 1396305), (63, 1086015), (105, 651609), (135, 506807), (147, 465435), (189, 362005), (245, 279261), (315, 217203), (441, 155145), (735, 93087), (945, 72401), (1323, 51715), (2205, 31029), (6615, 10343)]