247193674

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1$

素因数の和:431

約数の個数: 64

約数和(自身を含む): 472695552

約数和(自身を除く): 225501878

約数列:

[1, 2, 7, 13, 14, 26, 41, 82, 91, 157, 182, 211, 287, 314, 422, 533, 574, 1066, 1099, 1477, 2041, 2198, 2743, 2954, 3731, 4082, 5486, 6437, 7462, 8651, 12874, 14287, 17302, 19201, 28574, 33127, 38402, 45059, 60557, 66254, 83681, 90118, 112463, 121114, 167362, 224926, 231889, 430651, 463778, 585767, 787241, 861302, 1171534, 1358207, 1574482, 2716414, 3014557, 6029114, 9507449, 17656691, 19014898, 35313382, 123596837, 247193674]

約数ペア:

[(1, 247193674), (2, 123596837), (7, 35313382), (13, 19014898), (14, 17656691), (26, 9507449), (41, 6029114), (82, 3014557), (91, 2716414), (157, 1574482), (182, 1358207), (211, 1171534), (287, 861302), (314, 787241), (422, 585767), (533, 463778), (574, 430651), (1066, 231889), (1099, 224926), (1477, 167362), (2041, 121114), (2198, 112463), (2743, 90118), (2954, 83681), (3731, 66254), (4082, 60557), (5486, 45059), (6437, 38402), (7462, 33127), (8651, 28574), (12874, 19201), (14287, 17302)]