189928875

素因数分解:

$3^1\times 5^3\times {\mathrm{571}}^1\times {\mathrm{887}}^1$

素因数の和:1476

約数の個数: 32

約数和(自身を含む): 316952064

約数和(自身を除く): 127023189

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 571, 887, 1713, 2661, 2855, 4435, 8565, 13305, 14275, 22175, 42825, 66525, 71375, 110875, 214125, 332625, 506477, 1519431, 2532385, 7597155, 12661925, 37985775, 63309625, 189928875]

約数ペア:

[(1, 189928875), (3, 63309625), (5, 37985775), (15, 12661925), (25, 7597155), (75, 2532385), (125, 1519431), (375, 506477), (571, 332625), (887, 214125), (1713, 110875), (2661, 71375), (2855, 66525), (4435, 42825), (8565, 22175), (13305, 14275)]