202193915

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1$

素因数の和:384

約数の個数: 64

約数和(自身を含む): 322375680

約数和(自身を除く): 120181765

約数列:

[1, 5, 7, 11, 19, 35, 55, 77, 95, 131, 133, 209, 211, 385, 655, 665, 917, 1045, 1055, 1441, 1463, 1477, 2321, 2489, 4009, 4585, 7205, 7315, 7385, 10087, 11605, 12445, 16247, 17423, 20045, 27379, 27641, 28063, 44099, 50435, 81235, 87115, 136895, 138205, 140315, 191653, 193487, 220495, 304051, 308693, 525179, 958265, 967435, 1520255, 1543465, 2128357, 2625895, 3676253, 5776969, 10641785, 18381265, 28884845, 40438783, 202193915]

約数ペア:

[(1, 202193915), (5, 40438783), (7, 28884845), (11, 18381265), (19, 10641785), (35, 5776969), (55, 3676253), (77, 2625895), (95, 2128357), (131, 1543465), (133, 1520255), (209, 967435), (211, 958265), (385, 525179), (655, 308693), (665, 304051), (917, 220495), (1045, 193487), (1055, 191653), (1441, 140315), (1463, 138205), (1477, 136895), (2321, 87115), (2489, 81235), (4009, 50435), (4585, 44099), (7205, 28063), (7315, 27641), (7385, 27379), (10087, 20045), (11605, 17423), (12445, 16247)]