61213545

素因数分解:

$3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1$

素因数の和:414

約数の個数: 48

約数和(自身を含む): 109474560

約数和(自身を除く): 48261015

約数列:

[1, 3, 5, 9, 15, 45, 67, 79, 201, 237, 257, 335, 395, 603, 711, 771, 1005, 1185, 1285, 2313, 3015, 3555, 3855, 5293, 11565, 15879, 17219, 20303, 26465, 47637, 51657, 60909, 79395, 86095, 101515, 154971, 182727, 238185, 258285, 304545, 774855, 913635, 1360301, 4080903, 6801505, 12242709, 20404515, 61213545]

約数ペア:

[(1, 61213545), (3, 20404515), (5, 12242709), (9, 6801505), (15, 4080903), (45, 1360301), (67, 913635), (79, 774855), (201, 304545), (237, 258285), (257, 238185), (335, 182727), (395, 154971), (603, 101515), (711, 86095), (771, 79395), (1005, 60909), (1185, 51657), (1285, 47637), (2313, 26465), (3015, 20303), (3555, 17219), (3855, 15879), (5293, 11565)]