42706251

素因数分解:

$3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:281

約数の個数: 64

約数和(自身を含む): 77045760

約数和(自身を除く): 34339509

約数列:

[1, 3, 7, 9, 21, 27, 31, 37, 63, 93, 111, 189, 197, 217, 259, 279, 333, 591, 651, 777, 837, 999, 1147, 1379, 1773, 1953, 2331, 3441, 4137, 5319, 5859, 6107, 6993, 7289, 8029, 10323, 12411, 18321, 21867, 24087, 30969, 37233, 42749, 51023, 54963, 65601, 72261, 128247, 153069, 164889, 196803, 216783, 225959, 384741, 459207, 677877, 1154223, 1377621, 1581713, 2033631, 4745139, 6100893, 14235417, 42706251]

約数ペア:

[(1, 42706251), (3, 14235417), (7, 6100893), (9, 4745139), (21, 2033631), (27, 1581713), (31, 1377621), (37, 1154223), (63, 677877), (93, 459207), (111, 384741), (189, 225959), (197, 216783), (217, 196803), (259, 164889), (279, 153069), (333, 128247), (591, 72261), (651, 65601), (777, 54963), (837, 51023), (999, 42749), (1147, 37233), (1379, 30969), (1773, 24087), (1953, 21867), (2331, 18321), (3441, 12411), (4137, 10323), (5319, 8029), (5859, 7289), (6107, 6993)]