68790735

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2063}}^1$

素因数の和:2109

約数の個数: 64

約数和(自身を含む): 138700800

約数和(自身を除く): 69910065

約数列:

[1, 3, 5, 9, 13, 15, 19, 27, 39, 45, 57, 65, 95, 117, 135, 171, 195, 247, 285, 351, 513, 585, 741, 855, 1235, 1755, 2063, 2223, 2565, 3705, 6189, 6669, 10315, 11115, 18567, 26819, 30945, 33345, 39197, 55701, 80457, 92835, 117591, 134095, 195985, 241371, 278505, 352773, 402285, 509561, 587955, 724113, 1058319, 1206855, 1528683, 1763865, 2547805, 3620565, 4586049, 5291595, 7643415, 13758147, 22930245, 68790735]

約数ペア:

[(1, 68790735), (3, 22930245), (5, 13758147), (9, 7643415), (13, 5291595), (15, 4586049), (19, 3620565), (27, 2547805), (39, 1763865), (45, 1528683), (57, 1206855), (65, 1058319), (95, 724113), (117, 587955), (135, 509561), (171, 402285), (195, 352773), (247, 278505), (285, 241371), (351, 195985), (513, 134095), (585, 117591), (741, 92835), (855, 80457), (1235, 55701), (1755, 39197), (2063, 33345), (2223, 30945), (2565, 26819), (3705, 18567), (6189, 11115), (6669, 10315)]