28381770

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{13711}}^1$

素因数の和:13747

約数の個数: 48

約数和(自身を含む): 77006592

約数和(自身を除く): 48624822

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 690, 1035, 2070, 13711, 27422, 41133, 68555, 82266, 123399, 137110, 205665, 246798, 315353, 411330, 616995, 630706, 946059, 1233990, 1576765, 1892118, 2838177, 3153530, 4730295, 5676354, 9460590, 14190885, 28381770]

約数ペア:

[(1, 28381770), (2, 14190885), (3, 9460590), (5, 5676354), (6, 4730295), (9, 3153530), (10, 2838177), (15, 1892118), (18, 1576765), (23, 1233990), (30, 946059), (45, 630706), (46, 616995), (69, 411330), (90, 315353), (115, 246798), (138, 205665), (207, 137110), (230, 123399), (345, 82266), (414, 68555), (690, 41133), (1035, 27422), (2070, 13711)]