1640331273

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{42989}}^1$

素因数の和:43101

約数の個数: 32

約数和(自身を含む): 2641305600

約数和(自身を除く): 1000974327

約数列:

[1, 3, 7, 21, 23, 69, 79, 161, 237, 483, 553, 1659, 1817, 5451, 12719, 38157, 42989, 128967, 300923, 902769, 988747, 2966241, 3396131, 6921229, 10188393, 20763687, 23772917, 71318751, 78111013, 234333039, 546777091, 1640331273]

約数ペア:

[(1, 1640331273), (3, 546777091), (7, 234333039), (21, 78111013), (23, 71318751), (69, 23772917), (79, 20763687), (161, 10188393), (237, 6921229), (483, 3396131), (553, 2966241), (1659, 988747), (1817, 902769), (5451, 300923), (12719, 128967), (38157, 42989)]