28596828

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{239}}^1$

素因数の和:331

約数の個数: 72

約数和(自身を含む): 73785600

約数和(自身を除く): 45188772

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 59, 78, 118, 156, 169, 177, 236, 239, 338, 354, 478, 507, 676, 708, 717, 767, 956, 1014, 1434, 1534, 2028, 2301, 2868, 3068, 3107, 4602, 6214, 9204, 9321, 9971, 12428, 14101, 18642, 19942, 28202, 29913, 37284, 39884, 40391, 42303, 56404, 59826, 80782, 84606, 119652, 121173, 161564, 169212, 183313, 242346, 366626, 484692, 549939, 733252, 1099878, 2199756, 2383069, 4766138, 7149207, 9532276, 14298414, 28596828]

約数ペア:

[(1, 28596828), (2, 14298414), (3, 9532276), (4, 7149207), (6, 4766138), (12, 2383069), (13, 2199756), (26, 1099878), (39, 733252), (52, 549939), (59, 484692), (78, 366626), (118, 242346), (156, 183313), (169, 169212), (177, 161564), (236, 121173), (239, 119652), (338, 84606), (354, 80782), (478, 59826), (507, 56404), (676, 42303), (708, 40391), (717, 39884), (767, 37284), (956, 29913), (1014, 28202), (1434, 19942), (1534, 18642), (2028, 14101), (2301, 12428), (2868, 9971), (3068, 9321), (3107, 9204), (4602, 6214)]