308974617

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^2\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:259

約数の個数: 72

約数和(自身を含む): 544753664

約数和(自身を除く): 235779047

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 73, 127, 161, 207, 219, 381, 483, 511, 529, 657, 889, 1143, 1449, 1533, 1587, 1679, 2667, 2921, 3703, 4599, 4761, 5037, 8001, 8763, 9271, 11109, 11753, 15111, 20447, 26289, 27813, 33327, 35259, 38617, 61341, 64897, 67183, 83439, 105777, 115851, 184023, 194691, 201549, 213233, 270319, 347553, 470281, 584073, 604647, 639699, 810957, 1410843, 1492631, 1919097, 2432871, 4232529, 4477893, 4904359, 13433679, 14713077, 34330513, 44139231, 102991539, 308974617]

約数ペア:

[(1, 308974617), (3, 102991539), (7, 44139231), (9, 34330513), (21, 14713077), (23, 13433679), (63, 4904359), (69, 4477893), (73, 4232529), (127, 2432871), (161, 1919097), (207, 1492631), (219, 1410843), (381, 810957), (483, 639699), (511, 604647), (529, 584073), (657, 470281), (889, 347553), (1143, 270319), (1449, 213233), (1533, 201549), (1587, 194691), (1679, 184023), (2667, 115851), (2921, 105777), (3703, 83439), (4599, 67183), (4761, 64897), (5037, 61341), (8001, 38617), (8763, 35259), (9271, 33327), (11109, 27813), (11753, 26289), (15111, 20447)]