47389515

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{647}}^1$

素因数の和:931

約数の個数: 32

約数和(自身を含む): 80248320

約数和(自身を除く): 32858805

約数列:

[1, 3, 5, 15, 19, 57, 95, 257, 285, 647, 771, 1285, 1941, 3235, 3855, 4883, 9705, 12293, 14649, 24415, 36879, 61465, 73245, 166279, 184395, 498837, 831395, 2494185, 3159301, 9477903, 15796505, 47389515]

約数ペア:

[(1, 47389515), (3, 15796505), (5, 9477903), (15, 3159301), (19, 2494185), (57, 831395), (95, 498837), (257, 184395), (285, 166279), (647, 73245), (771, 61465), (1285, 36879), (1941, 24415), (3235, 14649), (3855, 12293), (4883, 9705)]