291225844

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2477}}^1$

素因数の和:2537

約数の個数: 96

約数和(自身を含む): 699390720

約数和(自身を除く): 408164876

約数列:

[1, 2, 4, 7, 13, 14, 17, 19, 26, 28, 34, 38, 52, 68, 76, 91, 119, 133, 182, 221, 238, 247, 266, 323, 364, 442, 476, 494, 532, 646, 884, 988, 1292, 1547, 1729, 2261, 2477, 3094, 3458, 4199, 4522, 4954, 6188, 6916, 8398, 9044, 9908, 16796, 17339, 29393, 32201, 34678, 42109, 47063, 58786, 64402, 69356, 84218, 94126, 117572, 128804, 168436, 188252, 225407, 294763, 329441, 450814, 547417, 589526, 611819, 658882, 800071, 901628, 1094834, 1179052, 1223638, 1317764, 1600142, 2189668, 2447276, 3200284, 3831919, 4282733, 5600497, 7663838, 8565466, 10400923, 11200994, 15327676, 17130932, 20801846, 22401988, 41603692, 72806461, 145612922, 291225844]

約数ペア:

[(1, 291225844), (2, 145612922), (4, 72806461), (7, 41603692), (13, 22401988), (14, 20801846), (17, 17130932), (19, 15327676), (26, 11200994), (28, 10400923), (34, 8565466), (38, 7663838), (52, 5600497), (68, 4282733), (76, 3831919), (91, 3200284), (119, 2447276), (133, 2189668), (182, 1600142), (221, 1317764), (238, 1223638), (247, 1179052), (266, 1094834), (323, 901628), (364, 800071), (442, 658882), (476, 611819), (494, 589526), (532, 547417), (646, 450814), (884, 329441), (988, 294763), (1292, 225407), (1547, 188252), (1729, 168436), (2261, 128804), (2477, 117572), (3094, 94126), (3458, 84218), (4199, 69356), (4522, 64402), (4954, 58786), (6188, 47063), (6916, 42109), (8398, 34678), (9044, 32201), (9908, 29393), (16796, 17339)]