28906722

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:216

約数の個数: 96

約数和(自身を含む): 72648576

約数和(自身を除く): 43741854

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 39, 41, 46, 69, 78, 82, 117, 123, 131, 138, 207, 234, 246, 262, 299, 369, 393, 414, 533, 598, 738, 786, 897, 943, 1066, 1179, 1599, 1703, 1794, 1886, 2358, 2691, 2829, 3013, 3198, 3406, 4797, 5109, 5371, 5382, 5658, 6026, 8487, 9039, 9594, 10218, 10742, 12259, 15327, 16113, 16974, 18078, 24518, 27117, 30654, 32226, 36777, 39169, 48339, 54234, 69823, 73554, 78338, 96678, 110331, 117507, 123533, 139646, 209469, 220662, 235014, 247066, 352521, 370599, 418938, 628407, 705042, 741198, 1111797, 1256814, 1605929, 2223594, 3211858, 4817787, 9635574, 14453361, 28906722]

約数ペア:

[(1, 28906722), (2, 14453361), (3, 9635574), (6, 4817787), (9, 3211858), (13, 2223594), (18, 1605929), (23, 1256814), (26, 1111797), (39, 741198), (41, 705042), (46, 628407), (69, 418938), (78, 370599), (82, 352521), (117, 247066), (123, 235014), (131, 220662), (138, 209469), (207, 139646), (234, 123533), (246, 117507), (262, 110331), (299, 96678), (369, 78338), (393, 73554), (414, 69823), (533, 54234), (598, 48339), (738, 39169), (786, 36777), (897, 32226), (943, 30654), (1066, 27117), (1179, 24518), (1599, 18078), (1703, 16974), (1794, 16113), (1886, 15327), (2358, 12259), (2691, 10742), (2829, 10218), (3013, 9594), (3198, 9039), (3406, 8487), (4797, 6026), (5109, 5658), (5371, 5382)]