201995985597

素因数分解:

$3^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{607}}^1\times {\mathrm{17021}}^1$

素因数の和:17671

約数の個数: 64

約数和(自身を含む): 331180032000

約数和(自身を除く): 129184046403

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 343, 399, 607, 931, 1029, 1821, 2793, 4249, 6517, 11533, 12747, 17021, 19551, 29743, 34599, 51063, 80731, 89229, 119147, 208201, 242193, 323399, 357441, 565117, 624603, 834029, 970197, 1695351, 2263793, 2502087, 3955819, 5838203, 6791379, 10331747, 11867457, 15846551, 17514609, 30995241, 47539653, 72322229, 110925857, 196303193, 216966687, 332777571, 506255603, 588909579, 1374122351, 1518766809, 3543789221, 4122367053, 9618856457, 10631367663, 28856569371, 67331995199, 201995985597]

約数ペア:

[(1, 201995985597), (3, 67331995199), (7, 28856569371), (19, 10631367663), (21, 9618856457), (49, 4122367053), (57, 3543789221), (133, 1518766809), (147, 1374122351), (343, 588909579), (399, 506255603), (607, 332777571), (931, 216966687), (1029, 196303193), (1821, 110925857), (2793, 72322229), (4249, 47539653), (6517, 30995241), (11533, 17514609), (12747, 15846551), (17021, 11867457), (19551, 10331747), (29743, 6791379), (34599, 5838203), (51063, 3955819), (80731, 2502087), (89229, 2263793), (119147, 1695351), (208201, 970197), (242193, 834029), (323399, 624603), (357441, 565117)]