31243124

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:296

約数の個数: 48

約数和(自身を含む): 61762176

約数和(自身を除く): 30519052

約数列:

[1, 2, 4, 11, 22, 44, 71, 73, 137, 142, 146, 274, 284, 292, 548, 781, 803, 1507, 1562, 1606, 3014, 3124, 3212, 5183, 6028, 9727, 10001, 10366, 19454, 20002, 20732, 38908, 40004, 57013, 106997, 110011, 114026, 213994, 220022, 228052, 427988, 440044, 710071, 1420142, 2840284, 7810781, 15621562, 31243124]

約数ペア:

[(1, 31243124), (2, 15621562), (4, 7810781), (11, 2840284), (22, 1420142), (44, 710071), (71, 440044), (73, 427988), (137, 228052), (142, 220022), (146, 213994), (274, 114026), (284, 110011), (292, 106997), (548, 57013), (781, 40004), (803, 38908), (1507, 20732), (1562, 20002), (1606, 19454), (3014, 10366), (3124, 10001), (3212, 9727), (5183, 6028)]