200973621

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{163}}^1\times {\mathrm{223}}^1$

素因数の和:505

約数の個数: 32

約数和(自身を含む): 288010240

約数和(自身を除く): 87036619

約数列:

[1, 3, 19, 57, 97, 163, 223, 291, 489, 669, 1843, 3097, 4237, 5529, 9291, 12711, 15811, 21631, 36349, 47433, 64893, 109047, 300409, 410989, 690631, 901227, 1232967, 2071893, 3525853, 10577559, 66991207, 200973621]

約数ペア:

[(1, 200973621), (3, 66991207), (19, 10577559), (57, 3525853), (97, 2071893), (163, 1232967), (223, 901227), (291, 690631), (489, 410989), (669, 300409), (1843, 109047), (3097, 64893), (4237, 47433), (5529, 36349), (9291, 21631), (12711, 15811)]