27989625

素因数分解:

$3^1\times 5^3\times {\mathrm{101}}^1\times {\mathrm{739}}^1$

素因数の和:858

約数の個数: 32

約数和(自身を含む): 47099520

約数和(自身を除く): 19109895

約数列:

[1, 3, 5, 15, 25, 75, 101, 125, 303, 375, 505, 739, 1515, 2217, 2525, 3695, 7575, 11085, 12625, 18475, 37875, 55425, 74639, 92375, 223917, 277125, 373195, 1119585, 1865975, 5597925, 9329875, 27989625]

約数ペア:

[(1, 27989625), (3, 9329875), (5, 5597925), (15, 1865975), (25, 1119585), (75, 373195), (101, 277125), (125, 223917), (303, 92375), (375, 74639), (505, 55425), (739, 37875), (1515, 18475), (2217, 12625), (2525, 11085), (3695, 7575)]