489287772

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{521}}^1\times {\mathrm{1373}}^1$

素因数の和:1923

約数の個数: 72

約数和(自身を含む): 1305354960

約数和(自身を除く): 816067188

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 521, 684, 1042, 1373, 1563, 2084, 2746, 3126, 4119, 4689, 5492, 6252, 8238, 9378, 9899, 12357, 16476, 18756, 19798, 24714, 26087, 29697, 39596, 49428, 52174, 59394, 78261, 89091, 104348, 118788, 156522, 178182, 234783, 313044, 356364, 469566, 715333, 939132, 1430666, 2145999, 2861332, 4291998, 6437997, 8583996, 12875994, 13591327, 25751988, 27182654, 40773981, 54365308, 81547962, 122321943, 163095924, 244643886, 489287772]

約数ペア:

[(1, 489287772), (2, 244643886), (3, 163095924), (4, 122321943), (6, 81547962), (9, 54365308), (12, 40773981), (18, 27182654), (19, 25751988), (36, 13591327), (38, 12875994), (57, 8583996), (76, 6437997), (114, 4291998), (171, 2861332), (228, 2145999), (342, 1430666), (521, 939132), (684, 715333), (1042, 469566), (1373, 356364), (1563, 313044), (2084, 234783), (2746, 178182), (3126, 156522), (4119, 118788), (4689, 104348), (5492, 89091), (6252, 78261), (8238, 59394), (9378, 52174), (9899, 49428), (12357, 39596), (16476, 29697), (18756, 26087), (19798, 24714)]