69540015

素因数分解:

$3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{197}}^1\times {\mathrm{233}}^1$

素因数の和:539

約数の個数: 32

約数和(自身を含む): 113420736

約数和(自身を除く): 43880721

約数列:

[1, 3, 5, 15, 101, 197, 233, 303, 505, 591, 699, 985, 1165, 1515, 2955, 3495, 19897, 23533, 45901, 59691, 70599, 99485, 117665, 137703, 229505, 298455, 352995, 688515, 4636001, 13908003, 23180005, 69540015]

約数ペア:

[(1, 69540015), (3, 23180005), (5, 13908003), (15, 4636001), (101, 688515), (197, 352995), (233, 298455), (303, 229505), (505, 137703), (591, 117665), (699, 99485), (985, 70599), (1165, 59691), (1515, 45901), (2955, 23533), (3495, 19897)]