8213772

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:311

約数の個数: 72

約数和(自身を含む): 22758960

約数和(自身を除く): 14545188

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 61, 84, 98, 122, 147, 183, 196, 229, 244, 294, 366, 427, 458, 588, 687, 732, 854, 916, 1281, 1374, 1603, 1708, 2562, 2748, 2989, 3206, 4809, 5124, 5978, 6412, 8967, 9618, 11221, 11956, 13969, 17934, 19236, 22442, 27938, 33663, 35868, 41907, 44884, 55876, 67326, 83814, 97783, 134652, 167628, 195566, 293349, 391132, 586698, 684481, 1173396, 1368962, 2053443, 2737924, 4106886, 8213772]

約数ペア:

[(1, 8213772), (2, 4106886), (3, 2737924), (4, 2053443), (6, 1368962), (7, 1173396), (12, 684481), (14, 586698), (21, 391132), (28, 293349), (42, 195566), (49, 167628), (61, 134652), (84, 97783), (98, 83814), (122, 67326), (147, 55876), (183, 44884), (196, 41907), (229, 35868), (244, 33663), (294, 27938), (366, 22442), (427, 19236), (458, 17934), (588, 13969), (687, 11956), (732, 11221), (854, 9618), (916, 8967), (1281, 6412), (1374, 5978), (1603, 5124), (1708, 4809), (2562, 3206), (2748, 2989)]