1238045881564

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{56783}}^1\times {\mathrm{4703}}^1$

素因数の和:61570

約数の個数: 48

約数和(自身を含む): 2318531604480

約数和(自身を除く): 1080485722916

約数列:

[1, 2, 4, 19, 38, 61, 76, 122, 244, 1159, 2318, 4636, 4703, 9406, 18812, 56783, 89357, 113566, 178714, 227132, 286883, 357428, 573766, 1078877, 1147532, 2157754, 3463763, 4315508, 5450777, 6927526, 10901554, 13855052, 21803108, 65811497, 131622994, 263245988, 267050449, 534100898, 1068201796, 5073958531, 10147917062, 16290077389, 20295834124, 32580154778, 65160309556, 309511470391, 619022940782, 1238045881564]

約数ペア:

[(1, 1238045881564), (2, 619022940782), (4, 309511470391), (19, 65160309556), (38, 32580154778), (61, 20295834124), (76, 16290077389), (122, 10147917062), (244, 5073958531), (1159, 1068201796), (2318, 534100898), (4636, 267050449), (4703, 263245988), (9406, 131622994), (18812, 65811497), (56783, 21803108), (89357, 13855052), (113566, 10901554), (178714, 6927526), (227132, 5450777), (286883, 4315508), (357428, 3463763), (573766, 2157754), (1078877, 1147532)]