131901228

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{241}}^1\times {\mathrm{661}}^1$

素因数の和:935

約数の個数: 72

約数和(自身を含む): 349885536

約数和(自身を除く): 217984308

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 241, 276, 414, 482, 661, 723, 828, 964, 1322, 1446, 1983, 2169, 2644, 2892, 3966, 4338, 5543, 5949, 7932, 8676, 11086, 11898, 15203, 16629, 22172, 23796, 30406, 33258, 45609, 49887, 60812, 66516, 91218, 99774, 136827, 159301, 182436, 199548, 273654, 318602, 477903, 547308, 637204, 955806, 1433709, 1911612, 2867418, 3663923, 5734836, 7327846, 10991769, 14655692, 21983538, 32975307, 43967076, 65950614, 131901228]

約数ペア:

[(1, 131901228), (2, 65950614), (3, 43967076), (4, 32975307), (6, 21983538), (9, 14655692), (12, 10991769), (18, 7327846), (23, 5734836), (36, 3663923), (46, 2867418), (69, 1911612), (92, 1433709), (138, 955806), (207, 637204), (241, 547308), (276, 477903), (414, 318602), (482, 273654), (661, 199548), (723, 182436), (828, 159301), (964, 136827), (1322, 99774), (1446, 91218), (1983, 66516), (2169, 60812), (2644, 49887), (2892, 45609), (3966, 33258), (4338, 30406), (5543, 23796), (5949, 22172), (7932, 16629), (8676, 15203), (11086, 11898)]