2045490915

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{2767}}^1$

素因数の和:3028

約数の個数: 64

約数和(自身を含む): 3749953536

約数和(自身を除く): 1704462621

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 223, 255, 663, 669, 1105, 1115, 2767, 2899, 3315, 3345, 3791, 8301, 8697, 11373, 13835, 14495, 18955, 35971, 41505, 43485, 47039, 49283, 56865, 107913, 141117, 147849, 179855, 235195, 246415, 539565, 611507, 617041, 705585, 739245, 1834521, 1851123, 3057535, 3085205, 8021533, 9172605, 9255615, 10489697, 24064599, 31469091, 40107665, 52448485, 120322995, 136366061, 157345455, 409098183, 681830305, 2045490915]

約数ペア:

[(1, 2045490915), (3, 681830305), (5, 409098183), (13, 157345455), (15, 136366061), (17, 120322995), (39, 52448485), (51, 40107665), (65, 31469091), (85, 24064599), (195, 10489697), (221, 9255615), (223, 9172605), (255, 8021533), (663, 3085205), (669, 3057535), (1105, 1851123), (1115, 1834521), (2767, 739245), (2899, 705585), (3315, 617041), (3345, 611507), (3791, 539565), (8301, 246415), (8697, 235195), (11373, 179855), (13835, 147849), (14495, 141117), (18955, 107913), (35971, 56865), (41505, 49283), (43485, 47039)]