288021321

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{503}}^1$

素因数の和:726

約数の個数: 48

約数和(自身を含む): 487468800

約数和(自身を除く): 199447479

約数列:

[1, 3, 7, 9, 21, 61, 63, 149, 183, 427, 447, 503, 549, 1043, 1281, 1341, 1509, 3129, 3521, 3843, 4527, 9089, 9387, 10563, 27267, 30683, 31689, 63623, 74947, 81801, 92049, 190869, 214781, 224841, 276147, 524629, 572607, 644343, 674523, 1573887, 1933029, 4571767, 4721661, 13715301, 32002369, 41145903, 96007107, 288021321]

約数ペア:

[(1, 288021321), (3, 96007107), (7, 41145903), (9, 32002369), (21, 13715301), (61, 4721661), (63, 4571767), (149, 1933029), (183, 1573887), (427, 674523), (447, 644343), (503, 572607), (549, 524629), (1043, 276147), (1281, 224841), (1341, 214781), (1509, 190869), (3129, 92049), (3521, 81801), (3843, 74947), (4527, 63623), (9089, 31689), (9387, 30683), (10563, 27267)]