201954835

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{28789}}^1$

素因数の和:28878

約数の個数: 16

約数和(自身を含む): 257037120

約数和(自身を除く): 55082285

約数列:

[1, 5, 23, 61, 115, 305, 1403, 7015, 28789, 143945, 662147, 1756129, 3310735, 8780645, 40390967, 201954835]

約数ペア:

[(1, 201954835), (5, 40390967), (23, 8780645), (61, 3310735), (115, 1756129), (305, 662147), (1403, 143945), (7015, 28789)]