278315979873

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{79}}^1\times {\mathrm{809}}^1\times {\mathrm{4021}}^1$

素因数の和:4950

約数の個数: 48

約数和(自身を含む): 397193414400

約数和(自身を除く): 118877434527

約数列:

[1, 3, 19, 57, 79, 237, 361, 809, 1083, 1501, 2427, 4021, 4503, 12063, 15371, 28519, 46113, 63911, 76399, 85557, 191733, 229197, 292049, 317659, 876147, 952977, 1214309, 1451581, 3252989, 3642927, 4354743, 6035521, 9758967, 18106563, 23071871, 61806791, 69215613, 114674899, 185420373, 256986131, 344024697, 770958393, 1174329029, 3522987087, 4882736489, 14648209467, 92771993291, 278315979873]

約数ペア:

[(1, 278315979873), (3, 92771993291), (19, 14648209467), (57, 4882736489), (79, 3522987087), (237, 1174329029), (361, 770958393), (809, 344024697), (1083, 256986131), (1501, 185420373), (2427, 114674899), (4021, 69215613), (4503, 61806791), (12063, 23071871), (15371, 18106563), (28519, 9758967), (46113, 6035521), (63911, 4354743), (76399, 3642927), (85557, 3252989), (191733, 1451581), (229197, 1214309), (292049, 952977), (317659, 876147)]