348889761

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{557}}^1$

素因数の和:636

約数の個数: 80

約数和(自身を含む): 615764160

約数和(自身を除く): 266874399

約数列:

[1, 3, 9, 11, 19, 27, 33, 37, 57, 81, 99, 111, 171, 209, 297, 333, 407, 513, 557, 627, 703, 891, 999, 1221, 1539, 1671, 1881, 2109, 2997, 3663, 5013, 5643, 6127, 6327, 7733, 10583, 10989, 15039, 16929, 18381, 18981, 20609, 23199, 31749, 32967, 45117, 55143, 56943, 61827, 69597, 95247, 116413, 165429, 185481, 208791, 226699, 285741, 349239, 391571, 496287, 556443, 626373, 680097, 857223, 1047717, 1174713, 1669329, 2040291, 3143151, 3524139, 4307281, 6120873, 9429453, 10572417, 12921843, 18362619, 31717251, 38765529, 116296587, 348889761]

約数ペア:

[(1, 348889761), (3, 116296587), (9, 38765529), (11, 31717251), (19, 18362619), (27, 12921843), (33, 10572417), (37, 9429453), (57, 6120873), (81, 4307281), (99, 3524139), (111, 3143151), (171, 2040291), (209, 1669329), (297, 1174713), (333, 1047717), (407, 857223), (513, 680097), (557, 626373), (627, 556443), (703, 496287), (891, 391571), (999, 349239), (1221, 285741), (1539, 226699), (1671, 208791), (1881, 185481), (2109, 165429), (2997, 116413), (3663, 95247), (5013, 69597), (5643, 61827), (6127, 56943), (6327, 55143), (7733, 45117), (10583, 32967), (10989, 31749), (15039, 23199), (16929, 20609), (18381, 18981)]