1220921884

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{601}}^1\times {\mathrm{5581}}^1$

素因数の和:6206

約数の個数: 48

約数和(自身を含む): 2634525376

約数和(自身を除く): 1413603492

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 601, 1202, 2404, 4207, 5581, 7813, 8414, 11162, 15626, 16828, 22324, 31252, 39067, 54691, 72553, 78134, 109382, 145106, 156268, 218764, 290212, 507871, 1015742, 2031484, 3354181, 6708362, 13416724, 23479267, 43604353, 46958534, 87208706, 93917068, 174417412, 305230471, 610460942, 1220921884]

約数ペア:

[(1, 1220921884), (2, 610460942), (4, 305230471), (7, 174417412), (13, 93917068), (14, 87208706), (26, 46958534), (28, 43604353), (52, 23479267), (91, 13416724), (182, 6708362), (364, 3354181), (601, 2031484), (1202, 1015742), (2404, 507871), (4207, 290212), (5581, 218764), (7813, 156268), (8414, 145106), (11162, 109382), (15626, 78134), (16828, 72553), (22324, 54691), (31252, 39067)]