288819418

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:259

約数の個数: 64

約数和(自身を含む): 497664000

約数和(自身を除く): 208844582

約数列:

[1, 2, 19, 23, 38, 46, 47, 79, 89, 94, 158, 178, 437, 874, 893, 1081, 1501, 1691, 1786, 1817, 2047, 2162, 3002, 3382, 3634, 3713, 4094, 4183, 7031, 7426, 8366, 14062, 20539, 34523, 38893, 41078, 69046, 70547, 77786, 79477, 85399, 96209, 133589, 141094, 158954, 161713, 170798, 192418, 267178, 323426, 330457, 660914, 1622581, 1827971, 3072547, 3245162, 3655942, 6145094, 6278683, 7600511, 12557366, 15201022, 144409709, 288819418]

約数ペア:

[(1, 288819418), (2, 144409709), (19, 15201022), (23, 12557366), (38, 7600511), (46, 6278683), (47, 6145094), (79, 3655942), (89, 3245162), (94, 3072547), (158, 1827971), (178, 1622581), (437, 660914), (874, 330457), (893, 323426), (1081, 267178), (1501, 192418), (1691, 170798), (1786, 161713), (1817, 158954), (2047, 141094), (2162, 133589), (3002, 96209), (3382, 85399), (3634, 79477), (3713, 77786), (4094, 70547), (4183, 69046), (7031, 41078), (7426, 38893), (8366, 34523), (14062, 20539)]