156909879

素因数分解:

$3^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:242

約数の個数: 80

約数和(自身を含む): 282501120

約数和(自身を除く): 125591241

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 79, 81, 93, 113, 189, 217, 237, 279, 339, 553, 567, 651, 711, 791, 837, 1017, 1659, 1953, 2133, 2373, 2449, 2511, 3051, 3503, 4977, 5859, 6399, 7119, 7347, 8927, 9153, 10509, 14931, 17143, 17577, 21357, 22041, 24521, 26781, 31527, 44793, 51429, 62489, 64071, 66123, 73563, 80343, 94581, 154287, 187467, 198369, 220689, 241029, 276737, 283743, 462861, 562401, 662067, 723087, 830211, 1388583, 1687203, 1937159, 1986201, 2490633, 5061609, 5811477, 7471899, 17434431, 22415697, 52303293, 156909879]

約数ペア:

[(1, 156909879), (3, 52303293), (7, 22415697), (9, 17434431), (21, 7471899), (27, 5811477), (31, 5061609), (63, 2490633), (79, 1986201), (81, 1937159), (93, 1687203), (113, 1388583), (189, 830211), (217, 723087), (237, 662067), (279, 562401), (339, 462861), (553, 283743), (567, 276737), (651, 241029), (711, 220689), (791, 198369), (837, 187467), (1017, 154287), (1659, 94581), (1953, 80343), (2133, 73563), (2373, 66123), (2449, 64071), (2511, 62489), (3051, 51429), (3503, 44793), (4977, 31527), (5859, 26781), (6399, 24521), (7119, 22041), (7347, 21357), (8927, 17577), (9153, 17143), (10509, 14931)]