68141385

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{947}}^1$

素因数の和:1015

約数の個数: 64

約数和(自身を含む): 133781760

約数和(自身を除く): 65640375

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 41, 45, 65, 117, 123, 135, 195, 205, 351, 369, 533, 585, 615, 947, 1107, 1599, 1755, 1845, 2665, 2841, 4735, 4797, 5535, 7995, 8523, 12311, 14205, 14391, 23985, 25569, 36933, 38827, 42615, 61555, 71955, 110799, 116481, 127845, 184665, 194135, 332397, 349443, 504751, 553995, 582405, 1048329, 1514253, 1661985, 1747215, 2523755, 4542759, 5241645, 7571265, 13628277, 22713795, 68141385]

約数ペア:

[(1, 68141385), (3, 22713795), (5, 13628277), (9, 7571265), (13, 5241645), (15, 4542759), (27, 2523755), (39, 1747215), (41, 1661985), (45, 1514253), (65, 1048329), (117, 582405), (123, 553995), (135, 504751), (195, 349443), (205, 332397), (351, 194135), (369, 184665), (533, 127845), (585, 116481), (615, 110799), (947, 71955), (1107, 61555), (1599, 42615), (1755, 38827), (1845, 36933), (2665, 25569), (2841, 23985), (4735, 14391), (4797, 14205), (5535, 12311), (7995, 8523)]