18453990465

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{1889}}^1$

素因数の和:2127

約数の個数: 96

約数和(自身を含む): 33965568000

約数和(自身を除く): 15511577535

約数列:

[1, 3, 5, 9, 15, 31, 45, 47, 93, 141, 149, 155, 235, 279, 423, 447, 465, 705, 745, 1341, 1395, 1457, 1889, 2115, 2235, 4371, 4619, 5667, 6705, 7003, 7285, 9445, 13113, 13857, 17001, 21009, 21855, 23095, 28335, 35015, 41571, 58559, 63027, 65565, 69285, 85005, 88783, 105045, 175677, 207855, 217093, 266349, 281461, 292795, 315135, 443915, 527031, 651279, 799047, 844383, 878385, 1085465, 1331745, 1407305, 1953837, 2533149, 2635155, 2752273, 3256395, 3995235, 4221915, 8256819, 8725291, 9769185, 12665745, 13228667, 13761365, 24770457, 26175873, 39686001, 41284095, 43626455, 66143335, 78527619, 119058003, 123852285, 130879365, 198430005, 392638095, 410088677, 595290015, 1230266031, 2050443385, 3690798093, 6151330155, 18453990465]

約数ペア:

[(1, 18453990465), (3, 6151330155), (5, 3690798093), (9, 2050443385), (15, 1230266031), (31, 595290015), (45, 410088677), (47, 392638095), (93, 198430005), (141, 130879365), (149, 123852285), (155, 119058003), (235, 78527619), (279, 66143335), (423, 43626455), (447, 41284095), (465, 39686001), (705, 26175873), (745, 24770457), (1341, 13761365), (1395, 13228667), (1457, 12665745), (1889, 9769185), (2115, 8725291), (2235, 8256819), (4371, 4221915), (4619, 3995235), (5667, 3256395), (6705, 2752273), (7003, 2635155), (7285, 2533149), (9445, 1953837), (13113, 1407305), (13857, 1331745), (17001, 1085465), (21009, 878385), (21855, 844383), (23095, 799047), (28335, 651279), (35015, 527031), (41571, 443915), (58559, 315135), (63027, 292795), (65565, 281461), (69285, 266349), (85005, 217093), (88783, 207855), (105045, 175677)]