197394219

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{179}}^1$

素因数の和:325

約数の個数: 64

約数和(自身を含む): 331776000

約数和(自身を除く): 134381781

約数列:

[1, 3, 9, 11, 27, 33, 47, 79, 99, 141, 179, 237, 297, 423, 517, 537, 711, 869, 1269, 1551, 1611, 1969, 2133, 2607, 3713, 4653, 4833, 5907, 7821, 8413, 11139, 13959, 14141, 17721, 23463, 25239, 33417, 40843, 42423, 53163, 75717, 92543, 100251, 122529, 127269, 155551, 227151, 277629, 367587, 381807, 466653, 664627, 832887, 1102761, 1399959, 1993881, 2498661, 4199877, 5981643, 7310897, 17944929, 21932691, 65798073, 197394219]

約数ペア:

[(1, 197394219), (3, 65798073), (9, 21932691), (11, 17944929), (27, 7310897), (33, 5981643), (47, 4199877), (79, 2498661), (99, 1993881), (141, 1399959), (179, 1102761), (237, 832887), (297, 664627), (423, 466653), (517, 381807), (537, 367587), (711, 277629), (869, 227151), (1269, 155551), (1551, 127269), (1611, 122529), (1969, 100251), (2133, 92543), (2607, 75717), (3713, 53163), (4653, 42423), (4833, 40843), (5907, 33417), (7821, 25239), (8413, 23463), (11139, 17721), (13959, 14141)]