2231075

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:108

約数の個数: 48

約数和(自身を含む): 3690240

約数和(自身を除く): 1459165

約数列:

[1, 5, 7, 11, 19, 25, 35, 55, 61, 77, 95, 133, 175, 209, 275, 305, 385, 427, 475, 665, 671, 1045, 1159, 1463, 1525, 1925, 2135, 3325, 3355, 4697, 5225, 5795, 7315, 8113, 10675, 12749, 16775, 23485, 28975, 36575, 40565, 63745, 89243, 117425, 202825, 318725, 446215, 2231075]

約数ペア:

[(1, 2231075), (5, 446215), (7, 318725), (11, 202825), (19, 117425), (25, 89243), (35, 63745), (55, 40565), (61, 36575), (77, 28975), (95, 23485), (133, 16775), (175, 12749), (209, 10675), (275, 8113), (305, 7315), (385, 5795), (427, 5225), (475, 4697), (665, 3355), (671, 3325), (1045, 2135), (1159, 1925), (1463, 1525)]