28603764

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{509}}^1$

素因数の和:749

約数の個数: 72

約数和(自身を含む): 83166720

約数和(自身を除く): 54562956

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 223, 252, 446, 509, 669, 892, 1018, 1338, 1527, 1561, 2007, 2036, 2676, 3054, 3122, 3563, 4014, 4581, 4683, 6108, 6244, 7126, 8028, 9162, 9366, 10689, 14049, 14252, 18324, 18732, 21378, 28098, 32067, 42756, 56196, 64134, 113507, 128268, 227014, 340521, 454028, 681042, 794549, 1021563, 1362084, 1589098, 2043126, 2383647, 3178196, 4086252, 4767294, 7150941, 9534588, 14301882, 28603764]

約数ペア:

[(1, 28603764), (2, 14301882), (3, 9534588), (4, 7150941), (6, 4767294), (7, 4086252), (9, 3178196), (12, 2383647), (14, 2043126), (18, 1589098), (21, 1362084), (28, 1021563), (36, 794549), (42, 681042), (63, 454028), (84, 340521), (126, 227014), (223, 128268), (252, 113507), (446, 64134), (509, 56196), (669, 42756), (892, 32067), (1018, 28098), (1338, 21378), (1527, 18732), (1561, 18324), (2007, 14252), (2036, 14049), (2676, 10689), (3054, 9366), (3122, 9162), (3563, 8028), (4014, 7126), (4581, 6244), (4683, 6108)]