157793454

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{197}}^1$

素因数の和:391

約数の個数: 128

約数和(自身を含む): 436423680

約数和(自身を除く): 278630226

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 78, 91, 117, 126, 163, 182, 189, 197, 234, 273, 326, 351, 378, 394, 489, 546, 591, 702, 819, 978, 1141, 1182, 1379, 1467, 1638, 1773, 2119, 2282, 2457, 2561, 2758, 2934, 3423, 3546, 4137, 4238, 4401, 4914, 5122, 5319, 6357, 6846, 7683, 8274, 8802, 10269, 10638, 12411, 12714, 14833, 15366, 17927, 19071, 20538, 23049, 24822, 29666, 30807, 32111, 35854, 37233, 38142, 44499, 46098, 53781, 57213, 61614, 64222, 69147, 74466, 88998, 96333, 107562, 114426, 133497, 138294, 161343, 192666, 224777, 266994, 288999, 322686, 400491, 417443, 449554, 484029, 577998, 674331, 800982, 834886, 866997, 968058, 1252329, 1348662, 1733994, 2022993, 2504658, 2922101, 3756987, 4045986, 5844202, 6068979, 7513974, 8766303, 11270961, 12137958, 17532606, 22541922, 26298909, 52597818, 78896727, 157793454]

約数ペア:

[(1, 157793454), (2, 78896727), (3, 52597818), (6, 26298909), (7, 22541922), (9, 17532606), (13, 12137958), (14, 11270961), (18, 8766303), (21, 7513974), (26, 6068979), (27, 5844202), (39, 4045986), (42, 3756987), (54, 2922101), (63, 2504658), (78, 2022993), (91, 1733994), (117, 1348662), (126, 1252329), (163, 968058), (182, 866997), (189, 834886), (197, 800982), (234, 674331), (273, 577998), (326, 484029), (351, 449554), (378, 417443), (394, 400491), (489, 322686), (546, 288999), (591, 266994), (702, 224777), (819, 192666), (978, 161343), (1141, 138294), (1182, 133497), (1379, 114426), (1467, 107562), (1638, 96333), (1773, 88998), (2119, 74466), (2282, 69147), (2457, 64222), (2561, 61614), (2758, 57213), (2934, 53781), (3423, 46098), (3546, 44499), (4137, 38142), (4238, 37233), (4401, 35854), (4914, 32111), (5122, 30807), (5319, 29666), (6357, 24822), (6846, 23049), (7683, 20538), (8274, 19071), (8802, 17927), (10269, 15366), (10638, 14833), (12411, 12714)]