42181748

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{241}}^1$

素因数の和:325

約数の個数: 72

約数和(自身を含む): 92695680

約数和(自身を除く): 50513932

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 47, 49, 76, 94, 98, 133, 188, 196, 241, 266, 329, 482, 532, 658, 893, 931, 964, 1316, 1687, 1786, 1862, 2303, 3374, 3572, 3724, 4579, 4606, 6251, 6748, 9158, 9212, 11327, 11809, 12502, 18316, 22654, 23618, 25004, 32053, 43757, 45308, 47236, 64106, 79289, 87514, 128212, 158578, 175028, 215213, 224371, 317156, 430426, 448742, 555023, 860852, 897484, 1110046, 1506491, 2220092, 3012982, 6025964, 10545437, 21090874, 42181748]

約数ペア:

[(1, 42181748), (2, 21090874), (4, 10545437), (7, 6025964), (14, 3012982), (19, 2220092), (28, 1506491), (38, 1110046), (47, 897484), (49, 860852), (76, 555023), (94, 448742), (98, 430426), (133, 317156), (188, 224371), (196, 215213), (241, 175028), (266, 158578), (329, 128212), (482, 87514), (532, 79289), (658, 64106), (893, 47236), (931, 45308), (964, 43757), (1316, 32053), (1687, 25004), (1786, 23618), (1862, 22654), (2303, 18316), (3374, 12502), (3572, 11809), (3724, 11327), (4579, 9212), (4606, 9158), (6251, 6748)]