78239538

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{1301}}^1$

素因数の和:1579

約数の個数: 48

約数和(自身を含む): 183410136

約数和(自身を除く): 105170598

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 257, 514, 771, 1301, 1542, 2313, 2602, 3341, 3903, 4626, 6682, 7806, 10023, 11709, 16913, 20046, 23418, 30069, 33826, 50739, 60138, 101478, 152217, 304434, 334357, 668714, 1003071, 2006142, 3009213, 4346641, 6018426, 8693282, 13039923, 26079846, 39119769, 78239538]

約数ペア:

[(1, 78239538), (2, 39119769), (3, 26079846), (6, 13039923), (9, 8693282), (13, 6018426), (18, 4346641), (26, 3009213), (39, 2006142), (78, 1003071), (117, 668714), (234, 334357), (257, 304434), (514, 152217), (771, 101478), (1301, 60138), (1542, 50739), (2313, 33826), (2602, 30069), (3341, 23418), (3903, 20046), (4626, 16913), (6682, 11709), (7806, 10023)]