16966278

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{373}}^1$

素因数の和:426

約数の個数: 72

約数和(自身を含む): 44458128

約数和(自身を除く): 27491850

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 114, 126, 133, 171, 266, 342, 361, 373, 399, 722, 746, 798, 1083, 1119, 1197, 2166, 2238, 2394, 2527, 2611, 3249, 3357, 5054, 5222, 6498, 6714, 7087, 7581, 7833, 14174, 15162, 15666, 21261, 22743, 23499, 42522, 45486, 46998, 49609, 63783, 99218, 127566, 134653, 148827, 269306, 297654, 403959, 446481, 807918, 892962, 942571, 1211877, 1885142, 2423754, 2827713, 5655426, 8483139, 16966278]

約数ペア:

[(1, 16966278), (2, 8483139), (3, 5655426), (6, 2827713), (7, 2423754), (9, 1885142), (14, 1211877), (18, 942571), (19, 892962), (21, 807918), (38, 446481), (42, 403959), (57, 297654), (63, 269306), (114, 148827), (126, 134653), (133, 127566), (171, 99218), (266, 63783), (342, 49609), (361, 46998), (373, 45486), (399, 42522), (722, 23499), (746, 22743), (798, 21261), (1083, 15666), (1119, 15162), (1197, 14174), (2166, 7833), (2238, 7581), (2394, 7087), (2527, 6714), (2611, 6498), (3249, 5222), (3357, 5054)]