538405308

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{20743}}^1$

素因数の和:20863

約数の個数: 72

約数和(自身を含む): 1570569728

約数和(自身を除く): 1032164420

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 103, 126, 206, 252, 309, 412, 618, 721, 927, 1236, 1442, 1854, 2163, 2884, 3708, 4326, 6489, 8652, 12978, 20743, 25956, 41486, 62229, 82972, 124458, 145201, 186687, 248916, 290402, 373374, 435603, 580804, 746748, 871206, 1306809, 1742412, 2136529, 2613618, 4273058, 5227236, 6409587, 8546116, 12819174, 14955703, 19228761, 25638348, 29911406, 38457522, 44867109, 59822812, 76915044, 89734218, 134601327, 179468436, 269202654, 538405308]

約数ペア:

[(1, 538405308), (2, 269202654), (3, 179468436), (4, 134601327), (6, 89734218), (7, 76915044), (9, 59822812), (12, 44867109), (14, 38457522), (18, 29911406), (21, 25638348), (28, 19228761), (36, 14955703), (42, 12819174), (63, 8546116), (84, 6409587), (103, 5227236), (126, 4273058), (206, 2613618), (252, 2136529), (309, 1742412), (412, 1306809), (618, 871206), (721, 746748), (927, 580804), (1236, 435603), (1442, 373374), (1854, 290402), (2163, 248916), (2884, 186687), (3708, 145201), (4326, 124458), (6489, 82972), (8652, 62229), (12978, 41486), (20743, 25956)]