285417902

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1321}}^1$

素因数の和:1425

約数の個数: 64

約数和(自身を含む): 566535168

約数和(自身を除く): 281117266

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 61, 77, 122, 154, 161, 253, 322, 427, 506, 671, 854, 1321, 1342, 1403, 1771, 2642, 2806, 3542, 4697, 9247, 9394, 9821, 14531, 15433, 18494, 19642, 29062, 30383, 30866, 60766, 80581, 101717, 108031, 161162, 203434, 212681, 216062, 334213, 425362, 564067, 668426, 886391, 1128134, 1772782, 1853363, 2339491, 3706726, 4678982, 6204737, 12409474, 12973541, 20386993, 25947082, 40773986, 142708951, 285417902]

約数ペア:

[(1, 285417902), (2, 142708951), (7, 40773986), (11, 25947082), (14, 20386993), (22, 12973541), (23, 12409474), (46, 6204737), (61, 4678982), (77, 3706726), (122, 2339491), (154, 1853363), (161, 1772782), (253, 1128134), (322, 886391), (427, 668426), (506, 564067), (671, 425362), (854, 334213), (1321, 216062), (1342, 212681), (1403, 203434), (1771, 161162), (2642, 108031), (2806, 101717), (3542, 80581), (4697, 60766), (9247, 30866), (9394, 30383), (9821, 29062), (14531, 19642), (15433, 18494)]