678390846

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{117899}}^1$

素因数の和:118048

約数の個数: 32

約数和(自身を含む): 1561939200

約数和(自身を除く): 883548354

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 137, 274, 411, 822, 959, 1918, 2877, 5754, 117899, 235798, 353697, 707394, 825293, 1650586, 2475879, 4951758, 16152163, 32304326, 48456489, 96912978, 113065141, 226130282, 339195423, 678390846]

約数ペア:

[(1, 678390846), (2, 339195423), (3, 226130282), (6, 113065141), (7, 96912978), (14, 48456489), (21, 32304326), (42, 16152163), (137, 4951758), (274, 2475879), (411, 1650586), (822, 825293), (959, 707394), (1918, 353697), (2877, 235798), (5754, 117899)]