13254540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16993}}^1$

素因数の和:17018

約数の個数: 48

約数和(自身を含む): 39969888

約数和(自身を除く): 26715348

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 16993, 33986, 50979, 67972, 84965, 101958, 169930, 203916, 220909, 254895, 339860, 441818, 509790, 662727, 883636, 1019580, 1104545, 1325454, 2209090, 2650908, 3313635, 4418180, 6627270, 13254540]

約数ペア:

[(1, 13254540), (2, 6627270), (3, 4418180), (4, 3313635), (5, 2650908), (6, 2209090), (10, 1325454), (12, 1104545), (13, 1019580), (15, 883636), (20, 662727), (26, 509790), (30, 441818), (39, 339860), (52, 254895), (60, 220909), (65, 203916), (78, 169930), (130, 101958), (156, 84965), (195, 67972), (260, 50979), (390, 33986), (780, 16993)]