211251794

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{349}}^1\times {\mathrm{751}}^1$

素因数の和:1146

約数の個数: 32

約数和(自身を含む): 353740800

約数和(自身を除く): 142489006

約数列:

[1, 2, 13, 26, 31, 62, 349, 403, 698, 751, 806, 1502, 4537, 9074, 9763, 10819, 19526, 21638, 23281, 46562, 140647, 262099, 281294, 302653, 524198, 605306, 3407287, 6814574, 8125069, 16250138, 105625897, 211251794]

約数ペア:

[(1, 211251794), (2, 105625897), (13, 16250138), (26, 8125069), (31, 6814574), (62, 3407287), (349, 605306), (403, 524198), (698, 302653), (751, 281294), (806, 262099), (1502, 140647), (4537, 46562), (9074, 23281), (9763, 21638), (10819, 19526)]