72980586

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{653}}^1\times {\mathrm{887}}^1$

素因数の和:1555

約数の個数: 48

約数和(自身を含む): 181194624

約数和(自身を除く): 108214038

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 653, 887, 1306, 1774, 1959, 2661, 3918, 4571, 5322, 5877, 6209, 7983, 9142, 11754, 12418, 13713, 15966, 18627, 27426, 37254, 41139, 55881, 82278, 111762, 579211, 1158422, 1737633, 3475266, 4054477, 5212899, 8108954, 10425798, 12163431, 24326862, 36490293, 72980586]

約数ペア:

[(1, 72980586), (2, 36490293), (3, 24326862), (6, 12163431), (7, 10425798), (9, 8108954), (14, 5212899), (18, 4054477), (21, 3475266), (42, 1737633), (63, 1158422), (126, 579211), (653, 111762), (887, 82278), (1306, 55881), (1774, 41139), (1959, 37254), (2661, 27426), (3918, 18627), (4571, 15966), (5322, 13713), (5877, 12418), (6209, 11754), (7983, 9142)]