72980964

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{289607}}^1$

素因数の和:289624

約数の個数: 36

約数和(自身を含む): 210834624

約数和(自身を除く): 137853660

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 289607, 579214, 868821, 1158428, 1737642, 2027249, 2606463, 3475284, 4054498, 5212926, 6081747, 8108996, 10425852, 12163494, 18245241, 24326988, 36490482, 72980964]

約数ペア:

[(1, 72980964), (2, 36490482), (3, 24326988), (4, 18245241), (6, 12163494), (7, 10425852), (9, 8108996), (12, 6081747), (14, 5212926), (18, 4054498), (21, 3475284), (28, 2606463), (36, 2027249), (42, 1737642), (63, 1158428), (84, 868821), (126, 579214), (252, 289607)]