28388916

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{21313}}^1$

素因数の和:21360

約数の個数: 36

約数和(自身を含む): 73703812

約数和(自身を除く): 45314896

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 333, 444, 666, 1332, 21313, 42626, 63939, 85252, 127878, 191817, 255756, 383634, 767268, 788581, 1577162, 2365743, 3154324, 4731486, 7097229, 9462972, 14194458, 28388916]

約数ペア:

[(1, 28388916), (2, 14194458), (3, 9462972), (4, 7097229), (6, 4731486), (9, 3154324), (12, 2365743), (18, 1577162), (36, 788581), (37, 767268), (74, 383634), (111, 255756), (148, 191817), (222, 127878), (333, 85252), (444, 63939), (666, 42626), (1332, 21313)]