1688085

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 3504384

約数和(自身を除く): 1816299

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 35, 45, 63, 69, 105, 115, 161, 207, 233, 315, 345, 483, 699, 805, 1035, 1165, 1449, 1631, 2097, 2415, 3495, 4893, 5359, 7245, 8155, 10485, 14679, 16077, 24465, 26795, 37513, 48231, 73395, 80385, 112539, 187565, 241155, 337617, 562695, 1688085]

約数ペア:

[(1, 1688085), (3, 562695), (5, 337617), (7, 241155), (9, 187565), (15, 112539), (21, 80385), (23, 73395), (35, 48231), (45, 37513), (63, 26795), (69, 24465), (105, 16077), (115, 14679), (161, 10485), (207, 8155), (233, 7245), (315, 5359), (345, 4893), (483, 3495), (699, 2415), (805, 2097), (1035, 1631), (1165, 1449)]