259832916

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{16903}}^1$

素因数の和:16981

約数の個数: 72

約数和(自身を含む): 762978944

約数和(自身を除く): 503146028

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 61, 63, 84, 122, 126, 183, 244, 252, 366, 427, 549, 732, 854, 1098, 1281, 1708, 2196, 2562, 3843, 5124, 7686, 15372, 16903, 33806, 50709, 67612, 101418, 118321, 152127, 202836, 236642, 304254, 354963, 473284, 608508, 709926, 1031083, 1064889, 1419852, 2062166, 2129778, 3093249, 4124332, 4259556, 6186498, 7217581, 9279747, 12372996, 14435162, 18559494, 21652743, 28870324, 37118988, 43305486, 64958229, 86610972, 129916458, 259832916]

約数ペア:

[(1, 259832916), (2, 129916458), (3, 86610972), (4, 64958229), (6, 43305486), (7, 37118988), (9, 28870324), (12, 21652743), (14, 18559494), (18, 14435162), (21, 12372996), (28, 9279747), (36, 7217581), (42, 6186498), (61, 4259556), (63, 4124332), (84, 3093249), (122, 2129778), (126, 2062166), (183, 1419852), (244, 1064889), (252, 1031083), (366, 709926), (427, 608508), (549, 473284), (732, 354963), (854, 304254), (1098, 236642), (1281, 202836), (1708, 152127), (2196, 118321), (2562, 101418), (3843, 67612), (5124, 50709), (7686, 33806), (15372, 16903)]