7940955

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:204

約数の個数: 64

約数和(自身を含む): 15552000

約数和(自身を除く): 7611045

約数列:

[1, 3, 5, 11, 15, 17, 19, 33, 51, 55, 57, 85, 95, 149, 165, 187, 209, 255, 285, 323, 447, 561, 627, 745, 935, 969, 1045, 1615, 1639, 2235, 2533, 2805, 2831, 3135, 3553, 4845, 4917, 7599, 8195, 8493, 10659, 12665, 14155, 17765, 24585, 27863, 31141, 37995, 42465, 48127, 53295, 83589, 93423, 139315, 144381, 155705, 240635, 417945, 467115, 529397, 721905, 1588191, 2646985, 7940955]

約数ペア:

[(1, 7940955), (3, 2646985), (5, 1588191), (11, 721905), (15, 529397), (17, 467115), (19, 417945), (33, 240635), (51, 155705), (55, 144381), (57, 139315), (85, 93423), (95, 83589), (149, 53295), (165, 48127), (187, 42465), (209, 37995), (255, 31141), (285, 27863), (323, 24585), (447, 17765), (561, 14155), (627, 12665), (745, 10659), (935, 8493), (969, 8195), (1045, 7599), (1615, 4917), (1639, 4845), (2235, 3553), (2533, 3135), (2805, 2831)]