8431725

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:190

約数の個数: 48

約数和(自身を含む): 15068480

約数和(自身を除く): 6636755

約数列:

[1, 3, 5, 15, 19, 25, 57, 61, 75, 95, 97, 183, 285, 291, 305, 475, 485, 915, 1159, 1425, 1455, 1525, 1843, 2425, 3477, 4575, 5529, 5795, 5917, 7275, 9215, 17385, 17751, 27645, 28975, 29585, 46075, 86925, 88755, 112423, 138225, 147925, 337269, 443775, 562115, 1686345, 2810575, 8431725]

約数ペア:

[(1, 8431725), (3, 2810575), (5, 1686345), (15, 562115), (19, 443775), (25, 337269), (57, 147925), (61, 138225), (75, 112423), (95, 88755), (97, 86925), (183, 46075), (285, 29585), (291, 28975), (305, 27645), (475, 17751), (485, 17385), (915, 9215), (1159, 7275), (1425, 5917), (1455, 5795), (1525, 5529), (1843, 4575), (2425, 3477)]