1406702997

素因数分解:

$3^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{158359}}^1$

素因数の和:158422

約数の個数: 32

約数和(自身を含む): 2432409600

約数和(自身を除く): 1025706603

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 141, 189, 329, 423, 987, 1269, 2961, 8883, 158359, 475077, 1108513, 1425231, 3325539, 4275693, 7442873, 9976617, 22328619, 29929851, 52100111, 66985857, 156300333, 200957571, 468900999, 1406702997]

約数ペア:

[(1, 1406702997), (3, 468900999), (7, 200957571), (9, 156300333), (21, 66985857), (27, 52100111), (47, 29929851), (63, 22328619), (141, 9976617), (189, 7442873), (329, 4275693), (423, 3325539), (987, 1425231), (1269, 1108513), (2961, 475077), (8883, 158359)]