72127845

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{509}}^1$

素因数の和:634

約数の個数: 48

約数和(自身を含む): 129841920

約数和(自身を除く): 57714075

約数列:

[1, 3, 5, 9, 15, 45, 47, 67, 141, 201, 235, 335, 423, 509, 603, 705, 1005, 1527, 2115, 2545, 3015, 3149, 4581, 7635, 9447, 15745, 22905, 23923, 28341, 34103, 47235, 71769, 102309, 119615, 141705, 170515, 215307, 306927, 358845, 511545, 1076535, 1534635, 1602841, 4808523, 8014205, 14425569, 24042615, 72127845]

約数ペア:

[(1, 72127845), (3, 24042615), (5, 14425569), (9, 8014205), (15, 4808523), (45, 1602841), (47, 1534635), (67, 1076535), (141, 511545), (201, 358845), (235, 306927), (335, 215307), (423, 170515), (509, 141705), (603, 119615), (705, 102309), (1005, 71769), (1527, 47235), (2115, 34103), (2545, 28341), (3015, 23923), (3149, 22905), (4581, 15745), (7635, 9447)]