1969969594827

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{9161}}^1\times {\mathrm{239731}}^1$

素因数の和:248931

約数の個数: 32

約数和(自身を含む): 2951994640896

約数和(自身を除く): 982025046069

約数列:

[1, 3, 13, 23, 39, 69, 299, 897, 9161, 27483, 119093, 210703, 239731, 357279, 632109, 719193, 2739139, 3116503, 5513813, 8217417, 9349509, 16541439, 71679569, 215038707, 2196175691, 6588527073, 28550283983, 50512040893, 85650851949, 151536122679, 656656531609, 1969969594827]

約数ペア:

[(1, 1969969594827), (3, 656656531609), (13, 151536122679), (23, 85650851949), (39, 50512040893), (69, 28550283983), (299, 6588527073), (897, 2196175691), (9161, 215038707), (27483, 71679569), (119093, 16541439), (210703, 9349509), (239731, 8217417), (357279, 5513813), (632109, 3116503), (719193, 2739139)]