131201478

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{1091}}^1$

素因数の和:1250

約数の個数: 64

約数和(自身を含む): 311351040

約数和(自身を除く): 180149562

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 102, 131, 153, 262, 306, 393, 459, 786, 918, 1091, 1179, 2182, 2227, 2358, 3273, 3537, 4454, 6546, 6681, 7074, 9819, 13362, 18547, 19638, 20043, 29457, 37094, 40086, 55641, 58914, 60129, 111282, 120258, 142921, 166923, 285842, 333846, 428763, 500769, 857526, 1001538, 1286289, 2429657, 2572578, 3858867, 4859314, 7288971, 7717734, 14577942, 21866913, 43733826, 65600739, 131201478]

約数ペア:

[(1, 131201478), (2, 65600739), (3, 43733826), (6, 21866913), (9, 14577942), (17, 7717734), (18, 7288971), (27, 4859314), (34, 3858867), (51, 2572578), (54, 2429657), (102, 1286289), (131, 1001538), (153, 857526), (262, 500769), (306, 428763), (393, 333846), (459, 285842), (786, 166923), (918, 142921), (1091, 120258), (1179, 111282), (2182, 60129), (2227, 58914), (2358, 55641), (3273, 40086), (3537, 37094), (4454, 29457), (6546, 20043), (6681, 19638), (7074, 18547), (9819, 13362)]