2667315

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{191}}^1$

素因数の和:232

約数の個数: 48

約数和(自身を含む): 5253120

約数和(自身を除く): 2585805

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 49, 57, 95, 105, 133, 147, 191, 245, 285, 399, 573, 665, 735, 931, 955, 1337, 1995, 2793, 2865, 3629, 4011, 4655, 6685, 9359, 10887, 13965, 18145, 20055, 25403, 28077, 46795, 54435, 76209, 127015, 140385, 177821, 381045, 533463, 889105, 2667315]

約数ペア:

[(1, 2667315), (3, 889105), (5, 533463), (7, 381045), (15, 177821), (19, 140385), (21, 127015), (35, 76209), (49, 54435), (57, 46795), (95, 28077), (105, 25403), (133, 20055), (147, 18145), (191, 13965), (245, 10887), (285, 9359), (399, 6685), (573, 4655), (665, 4011), (735, 3629), (931, 2865), (955, 2793), (1337, 1995)]