2021981065

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{757}}^1$

素因数の和:926

約数の個数: 48

約数和(自身を含む): 2746537200

約数和(自身を除く): 724556135

約数列:

[1, 5, 13, 29, 65, 109, 145, 169, 377, 545, 757, 845, 1417, 1885, 3161, 3785, 4901, 7085, 9841, 15805, 18421, 21953, 24505, 41093, 49205, 82513, 92105, 109765, 127933, 205465, 285389, 412565, 534209, 639665, 1072669, 1426945, 2392877, 2671045, 3710057, 5363345, 11964385, 13944697, 18550285, 31107401, 69723485, 155537005, 404396213, 2021981065]

約数ペア:

[(1, 2021981065), (5, 404396213), (13, 155537005), (29, 69723485), (65, 31107401), (109, 18550285), (145, 13944697), (169, 11964385), (377, 5363345), (545, 3710057), (757, 2671045), (845, 2392877), (1417, 1426945), (1885, 1072669), (3161, 639665), (3785, 534209), (4901, 412565), (7085, 285389), (9841, 205465), (15805, 127933), (18421, 109765), (21953, 92105), (24505, 82513), (41093, 49205)]