225694942

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:253

約数の個数: 64

約数和(自身を含む): 398131200

約数和(自身を除く): 172436258

約数列:

[1, 2, 11, 22, 31, 59, 62, 71, 79, 118, 142, 158, 341, 649, 682, 781, 869, 1298, 1562, 1738, 1829, 2201, 2449, 3658, 4189, 4402, 4661, 4898, 5609, 8378, 9322, 11218, 20119, 24211, 26939, 40238, 46079, 48422, 51271, 53878, 61699, 92158, 102542, 123398, 129859, 144491, 173879, 259718, 288982, 330931, 347758, 661862, 1428449, 1589401, 1912669, 2856898, 3178802, 3640241, 3825338, 7280482, 10258861, 20517722, 112847471, 225694942]

約数ペア:

[(1, 225694942), (2, 112847471), (11, 20517722), (22, 10258861), (31, 7280482), (59, 3825338), (62, 3640241), (71, 3178802), (79, 2856898), (118, 1912669), (142, 1589401), (158, 1428449), (341, 661862), (649, 347758), (682, 330931), (781, 288982), (869, 259718), (1298, 173879), (1562, 144491), (1738, 129859), (1829, 123398), (2201, 102542), (2449, 92158), (3658, 61699), (4189, 53878), (4402, 51271), (4661, 48422), (4898, 46079), (5609, 40238), (8378, 26939), (9322, 24211), (11218, 20119)]