289380735

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:338

約数の個数: 128

約数和(自身を含む): 630374400

約数和(自身を除く): 340993665

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 27, 35, 45, 57, 63, 71, 95, 105, 133, 135, 171, 189, 213, 227, 285, 315, 355, 399, 497, 513, 639, 665, 681, 855, 945, 1065, 1135, 1197, 1349, 1491, 1589, 1917, 1995, 2043, 2485, 2565, 3195, 3405, 3591, 4047, 4313, 4473, 4767, 5985, 6129, 6745, 7455, 7945, 9443, 9585, 10215, 12141, 12939, 13419, 14301, 16117, 17955, 20235, 21565, 22365, 23835, 28329, 30191, 30645, 36423, 38817, 42903, 47215, 48351, 60705, 64695, 67095, 71505, 80585, 84987, 90573, 112819, 116451, 141645, 145053, 150955, 182115, 194085, 214515, 241755, 254961, 271719, 306223, 338457, 424935, 435159, 452865, 564095, 582255, 725265, 815157, 918669, 1015371, 1274805, 1358595, 1531115, 1692285, 2143561, 2175795, 2756007, 3046113, 4075785, 4593345, 5076855, 6430683, 8268021, 10717805, 13780035, 15230565, 19292049, 32153415, 41340105, 57876147, 96460245, 289380735]

約数ペア:

[(1, 289380735), (3, 96460245), (5, 57876147), (7, 41340105), (9, 32153415), (15, 19292049), (19, 15230565), (21, 13780035), (27, 10717805), (35, 8268021), (45, 6430683), (57, 5076855), (63, 4593345), (71, 4075785), (95, 3046113), (105, 2756007), (133, 2175795), (135, 2143561), (171, 1692285), (189, 1531115), (213, 1358595), (227, 1274805), (285, 1015371), (315, 918669), (355, 815157), (399, 725265), (497, 582255), (513, 564095), (639, 452865), (665, 435159), (681, 424935), (855, 338457), (945, 306223), (1065, 271719), (1135, 254961), (1197, 241755), (1349, 214515), (1491, 194085), (1589, 182115), (1917, 150955), (1995, 145053), (2043, 141645), (2485, 116451), (2565, 112819), (3195, 90573), (3405, 84987), (3591, 80585), (4047, 71505), (4313, 67095), (4473, 64695), (4767, 60705), (5985, 48351), (6129, 47215), (6745, 42903), (7455, 38817), (7945, 36423), (9443, 30645), (9585, 30191), (10215, 28329), (12141, 23835), (12939, 22365), (13419, 21565), (14301, 20235), (16117, 17955)]