72351867

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{1217}}^1$

素因数の和:1395

約数の個数: 32

約数和(自身を含む): 116928000

約数和(自身を除く): 44576133

約数列:

[1, 3, 7, 19, 21, 57, 133, 149, 399, 447, 1043, 1217, 2831, 3129, 3651, 8493, 8519, 19817, 23123, 25557, 59451, 69369, 161861, 181333, 485583, 543999, 1269331, 3445327, 3807993, 10335981, 24117289, 72351867]

約数ペア:

[(1, 72351867), (3, 24117289), (7, 10335981), (19, 3807993), (21, 3445327), (57, 1269331), (133, 543999), (149, 485583), (399, 181333), (447, 161861), (1043, 69369), (1217, 59451), (2831, 25557), (3129, 23123), (3651, 19817), (8493, 8519)]