123688917

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{953}}^1$

素因数の和:1015

約数の個数: 64

約数和(自身を含む): 219801600

約数和(自身を除く): 96112683

約数列:

[1, 3, 9, 11, 19, 23, 27, 33, 57, 69, 99, 171, 207, 209, 253, 297, 437, 513, 621, 627, 759, 953, 1311, 1881, 2277, 2859, 3933, 4807, 5643, 6831, 8577, 10483, 11799, 14421, 18107, 21919, 25731, 31449, 43263, 54321, 65757, 94347, 129789, 162963, 197271, 199177, 241109, 283041, 416461, 488889, 591813, 597531, 723327, 1249383, 1792593, 2169981, 3748149, 4581071, 5377779, 6509943, 11244447, 13743213, 41229639, 123688917]

約数ペア:

[(1, 123688917), (3, 41229639), (9, 13743213), (11, 11244447), (19, 6509943), (23, 5377779), (27, 4581071), (33, 3748149), (57, 2169981), (69, 1792593), (99, 1249383), (171, 723327), (207, 597531), (209, 591813), (253, 488889), (297, 416461), (437, 283041), (513, 241109), (621, 199177), (627, 197271), (759, 162963), (953, 129789), (1311, 94347), (1881, 65757), (2277, 54321), (2859, 43263), (3933, 31449), (4807, 25731), (5643, 21919), (6831, 18107), (8577, 14421), (10483, 11799)]