672040989893

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{251}}^1\times {\mathrm{307}}^1\times {\mathrm{401}}^1$

素因数の和:1218

約数の個数: 64

約数和(自身を含む): 838699868160

約数和(自身を除く): 166658878267

約数列:

[1, 7, 13, 91, 239, 251, 307, 401, 1673, 1757, 2149, 2807, 3107, 3263, 3991, 5213, 21749, 22841, 27937, 36491, 59989, 73373, 77057, 95839, 100651, 123107, 419923, 513611, 539399, 670873, 704557, 779857, 861749, 953849, 1001741, 1245907, 1308463, 1600391, 5458999, 6676943, 7012187, 8721349, 9159241, 11202737, 18416623, 24055589, 29422573, 30899857, 128916361, 168389123, 205958011, 216298999, 239416099, 312722657, 382493449, 401698141, 1675912693, 2189058599, 2677454143, 2811886987, 7385065823, 51695460761, 96005855699, 672040989893]

約数ペア:

[(1, 672040989893), (7, 96005855699), (13, 51695460761), (91, 7385065823), (239, 2811886987), (251, 2677454143), (307, 2189058599), (401, 1675912693), (1673, 401698141), (1757, 382493449), (2149, 312722657), (2807, 239416099), (3107, 216298999), (3263, 205958011), (3991, 168389123), (5213, 128916361), (21749, 30899857), (22841, 29422573), (27937, 24055589), (36491, 18416623), (59989, 11202737), (73373, 9159241), (77057, 8721349), (95839, 7012187), (100651, 6676943), (123107, 5458999), (419923, 1600391), (513611, 1308463), (539399, 1245907), (670873, 1001741), (704557, 953849), (779857, 861749)]