389383436

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1093}}^1$

素因数の和:1171

約数の個数: 72

約数和(自身を含む): 807214464

約数和(自身を除く): 417831028

約数列:

[1, 2, 4, 13, 17, 26, 31, 34, 52, 62, 68, 124, 169, 221, 338, 403, 442, 527, 676, 806, 884, 1054, 1093, 1612, 2108, 2186, 2873, 4372, 5239, 5746, 6851, 10478, 11492, 13702, 14209, 18581, 20956, 27404, 28418, 33883, 37162, 56836, 67766, 74324, 89063, 135532, 178126, 184717, 241553, 356252, 369434, 440479, 483106, 576011, 738868, 880958, 966212, 1152022, 1761916, 2304044, 3140189, 5726227, 6280378, 7488143, 11452454, 12560756, 14976286, 22904908, 29952572, 97345859, 194691718, 389383436]

約数ペア:

[(1, 389383436), (2, 194691718), (4, 97345859), (13, 29952572), (17, 22904908), (26, 14976286), (31, 12560756), (34, 11452454), (52, 7488143), (62, 6280378), (68, 5726227), (124, 3140189), (169, 2304044), (221, 1761916), (338, 1152022), (403, 966212), (442, 880958), (527, 738868), (676, 576011), (806, 483106), (884, 440479), (1054, 369434), (1093, 356252), (1612, 241553), (2108, 184717), (2186, 178126), (2873, 135532), (4372, 89063), (5239, 74324), (5746, 67766), (6851, 56836), (10478, 37162), (11492, 33883), (13702, 28418), (14209, 27404), (18581, 20956)]