203931357

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{397}}^1\times {\mathrm{401}}^1$

素因数の和:869

約数の個数: 32

約数和(自身を含む): 317432064

約数和(自身を除く): 113500707

約数列:

[1, 3, 7, 21, 61, 183, 397, 401, 427, 1191, 1203, 1281, 2779, 2807, 8337, 8421, 24217, 24461, 72651, 73383, 159197, 169519, 171227, 477591, 508557, 513681, 1114379, 3343137, 9711017, 29133051, 67977119, 203931357]

約数ペア:

[(1, 203931357), (3, 67977119), (7, 29133051), (21, 9711017), (61, 3343137), (183, 1114379), (397, 513681), (401, 508557), (427, 477591), (1191, 171227), (1203, 169519), (1281, 159197), (2779, 73383), (2807, 72651), (8337, 24461), (8421, 24217)]