655199013

素因数分解:

$3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{263}}^1\times {\mathrm{1223}}^1$

素因数の和:1593

約数の個数: 32

約数和(自身を含む): 1013354496

約数和(自身を除く): 358155483

約数列:

[1, 3, 7, 21, 97, 263, 291, 679, 789, 1223, 1841, 2037, 3669, 5523, 8561, 25511, 25683, 76533, 118631, 178577, 321649, 355893, 535731, 830417, 964947, 2251543, 2491251, 6754629, 31199953, 93599859, 218399671, 655199013]

約数ペア:

[(1, 655199013), (3, 218399671), (7, 93599859), (21, 31199953), (97, 6754629), (263, 2491251), (291, 2251543), (679, 964947), (789, 830417), (1223, 535731), (1841, 355893), (2037, 321649), (3669, 178577), (5523, 118631), (8561, 76533), (25511, 25683)]