201997028259

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1823}}^1\times {\mathrm{3547}}^1$

素因数の和:5481

約数の個数: 64

約数和(自身を含む): 326166220800

約数和(自身を除く): 124169192541

約数列:

[1, 3, 9, 13, 27, 39, 89, 117, 267, 351, 801, 1157, 1823, 2403, 3471, 3547, 5469, 10413, 10641, 16407, 23699, 31239, 31923, 46111, 49221, 71097, 95769, 138333, 162247, 213291, 315683, 414999, 486741, 639873, 947049, 1244997, 1460223, 2109211, 2841147, 4103879, 4380669, 6327633, 6466181, 8523441, 12311637, 18982899, 19398543, 36934911, 56948697, 58195629, 84060353, 110804733, 174586887, 252181059, 575490109, 756543177, 1726470327, 2269629531, 5179410981, 7481371417, 15538232943, 22444114251, 67332342753, 201997028259]

約数ペア:

[(1, 201997028259), (3, 67332342753), (9, 22444114251), (13, 15538232943), (27, 7481371417), (39, 5179410981), (89, 2269629531), (117, 1726470327), (267, 756543177), (351, 575490109), (801, 252181059), (1157, 174586887), (1823, 110804733), (2403, 84060353), (3471, 58195629), (3547, 56948697), (5469, 36934911), (10413, 19398543), (10641, 18982899), (16407, 12311637), (23699, 8523441), (31239, 6466181), (31923, 6327633), (46111, 4380669), (49221, 4103879), (71097, 2841147), (95769, 2109211), (138333, 1460223), (162247, 1244997), (213291, 947049), (315683, 639873), (414999, 486741)]