247826306

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{463}}^1$

素因数の和:675

約数の個数: 64

約数和(自身を含む): 488291328

約数和(自身を除く): 240465022

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 91, 119, 173, 182, 221, 238, 346, 442, 463, 926, 1211, 1547, 2249, 2422, 2941, 3094, 3241, 4498, 5882, 6019, 6482, 7871, 12038, 15742, 15743, 20587, 31486, 38233, 41174, 42133, 55097, 76466, 80099, 84266, 102323, 110194, 160198, 204646, 267631, 535262, 560693, 716261, 1041287, 1121386, 1361683, 1432522, 2082574, 2723366, 7289009, 9531781, 14578018, 17701879, 19063562, 35403758, 123913153, 247826306]

約数ペア:

[(1, 247826306), (2, 123913153), (7, 35403758), (13, 19063562), (14, 17701879), (17, 14578018), (26, 9531781), (34, 7289009), (91, 2723366), (119, 2082574), (173, 1432522), (182, 1361683), (221, 1121386), (238, 1041287), (346, 716261), (442, 560693), (463, 535262), (926, 267631), (1211, 204646), (1547, 160198), (2249, 110194), (2422, 102323), (2941, 84266), (3094, 80099), (3241, 76466), (4498, 55097), (5882, 42133), (6019, 41174), (6482, 38233), (7871, 31486), (12038, 20587), (15742, 15743)]