28731552015

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{125053}}^1$

素因数の和:125148

約数の個数: 48

約数和(自身を含む): 49755485088

約数和(自身を除く): 21023933073

約数列:

[1, 3, 5, 15, 17, 51, 53, 85, 159, 255, 265, 289, 795, 867, 901, 1445, 2703, 4335, 4505, 13515, 15317, 45951, 76585, 125053, 229755, 375159, 625265, 1875795, 2125901, 6377703, 6627809, 10629505, 19883427, 31888515, 33139045, 36140317, 99417135, 108420951, 112672753, 180701585, 338018259, 542104755, 563363765, 1690091295, 1915436801, 5746310403, 9577184005, 28731552015]

約数ペア:

[(1, 28731552015), (3, 9577184005), (5, 5746310403), (15, 1915436801), (17, 1690091295), (51, 563363765), (53, 542104755), (85, 338018259), (159, 180701585), (255, 112672753), (265, 108420951), (289, 99417135), (795, 36140317), (867, 33139045), (901, 31888515), (1445, 19883427), (2703, 10629505), (4335, 6627809), (4505, 6377703), (13515, 2125901), (15317, 1875795), (45951, 625265), (76585, 375159), (125053, 229755)]