249005412

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{9839}}^1$

素因数の和:9905

約数の個数: 72

約数和(自身を含む): 680534400

約数和(自身を除く): 431528988

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 37, 38, 57, 74, 76, 111, 114, 148, 171, 222, 228, 333, 342, 444, 666, 684, 703, 1332, 1406, 2109, 2812, 4218, 6327, 8436, 9839, 12654, 19678, 25308, 29517, 39356, 59034, 88551, 118068, 177102, 186941, 354204, 364043, 373882, 560823, 728086, 747764, 1092129, 1121646, 1456172, 1682469, 2184258, 2243292, 3276387, 3364938, 4368516, 6552774, 6729876, 6916817, 13105548, 13833634, 20750451, 27667268, 41500902, 62251353, 83001804, 124502706, 249005412]

約数ペア:

[(1, 249005412), (2, 124502706), (3, 83001804), (4, 62251353), (6, 41500902), (9, 27667268), (12, 20750451), (18, 13833634), (19, 13105548), (36, 6916817), (37, 6729876), (38, 6552774), (57, 4368516), (74, 3364938), (76, 3276387), (111, 2243292), (114, 2184258), (148, 1682469), (171, 1456172), (222, 1121646), (228, 1092129), (333, 747764), (342, 728086), (444, 560823), (666, 373882), (684, 364043), (703, 354204), (1332, 186941), (1406, 177102), (2109, 118068), (2812, 88551), (4218, 59034), (6327, 39356), (8436, 29517), (9839, 25308), (12654, 19678)]