6781404

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{607}}^1$

素因数の和:647

約数の個数: 72

約数和(自身を含む): 19407360

約数和(自身を除く): 12625956

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 49, 57, 76, 84, 98, 114, 133, 147, 196, 228, 266, 294, 399, 532, 588, 607, 798, 931, 1214, 1596, 1821, 1862, 2428, 2793, 3642, 3724, 4249, 5586, 7284, 8498, 11172, 11533, 12747, 16996, 23066, 25494, 29743, 34599, 46132, 50988, 59486, 69198, 80731, 89229, 118972, 138396, 161462, 178458, 242193, 322924, 356916, 484386, 565117, 968772, 1130234, 1695351, 2260468, 3390702, 6781404]

約数ペア:

[(1, 6781404), (2, 3390702), (3, 2260468), (4, 1695351), (6, 1130234), (7, 968772), (12, 565117), (14, 484386), (19, 356916), (21, 322924), (28, 242193), (38, 178458), (42, 161462), (49, 138396), (57, 118972), (76, 89229), (84, 80731), (98, 69198), (114, 59486), (133, 50988), (147, 46132), (196, 34599), (228, 29743), (266, 25494), (294, 23066), (399, 16996), (532, 12747), (588, 11533), (607, 11172), (798, 8498), (931, 7284), (1214, 5586), (1596, 4249), (1821, 3724), (1862, 3642), (2428, 2793)]