865984923916

素因数分解:

$2^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{457}}^1\times {\mathrm{697693}}^1$

素因数の和:698258

約数の個数: 48

約数和(自身を含む): 1753656659776

約数和(自身を除く): 887671735860

約数列:

[1, 2, 4, 7, 14, 28, 97, 194, 388, 457, 679, 914, 1358, 1828, 2716, 3199, 6398, 12796, 44329, 88658, 177316, 310303, 620606, 697693, 1241212, 1395386, 2790772, 4883851, 9767702, 19535404, 67676221, 135352442, 270704884, 318845701, 473733547, 637691402, 947467094, 1275382804, 1894934188, 2231919907, 4463839814, 8927679628, 30928032997, 61856065994, 123712131988, 216496230979, 432992461958, 865984923916]

約数ペア:

[(1, 865984923916), (2, 432992461958), (4, 216496230979), (7, 123712131988), (14, 61856065994), (28, 30928032997), (97, 8927679628), (194, 4463839814), (388, 2231919907), (457, 1894934188), (679, 1275382804), (914, 947467094), (1358, 637691402), (1828, 473733547), (2716, 318845701), (3199, 270704884), (6398, 135352442), (12796, 67676221), (44329, 19535404), (88658, 9767702), (177316, 4883851), (310303, 2790772), (620606, 1395386), (697693, 1241212)]