16781142

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1237}}^1$

素因数の和:1285

約数の個数: 64

約数和(自身を含む): 42785280

約数和(自身を除く): 26004138

約数列:

[1, 2, 3, 6, 7, 14, 17, 19, 21, 34, 38, 42, 51, 57, 102, 114, 119, 133, 238, 266, 323, 357, 399, 646, 714, 798, 969, 1237, 1938, 2261, 2474, 3711, 4522, 6783, 7422, 8659, 13566, 17318, 21029, 23503, 25977, 42058, 47006, 51954, 63087, 70509, 126174, 141018, 147203, 164521, 294406, 329042, 399551, 441609, 493563, 799102, 883218, 987126, 1198653, 2397306, 2796857, 5593714, 8390571, 16781142]

約数ペア:

[(1, 16781142), (2, 8390571), (3, 5593714), (6, 2796857), (7, 2397306), (14, 1198653), (17, 987126), (19, 883218), (21, 799102), (34, 493563), (38, 441609), (42, 399551), (51, 329042), (57, 294406), (102, 164521), (114, 147203), (119, 141018), (133, 126174), (238, 70509), (266, 63087), (323, 51954), (357, 47006), (399, 42058), (646, 25977), (714, 23503), (798, 21029), (969, 17318), (1237, 13566), (1938, 8659), (2261, 7422), (2474, 6783), (3711, 4522)]