155397315

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{3023}}^1$

素因数の和:3203

約数の個数: 32

約数和(自身を含む): 261273600

約数和(自身を除く): 105876285

約数列:

[1, 3, 5, 15, 23, 69, 115, 149, 345, 447, 745, 2235, 3023, 3427, 9069, 10281, 15115, 17135, 45345, 51405, 69529, 208587, 347645, 450427, 1042935, 1351281, 2252135, 6756405, 10359821, 31079463, 51799105, 155397315]

約数ペア:

[(1, 155397315), (3, 51799105), (5, 31079463), (15, 10359821), (23, 6756405), (69, 2252135), (115, 1351281), (149, 1042935), (345, 450427), (447, 347645), (745, 208587), (2235, 69529), (3023, 51405), (3427, 45345), (9069, 17135), (10281, 15115)]