201561129

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1901}}^1$

素因数の和:1948

約数の個数: 80

約数和(自身を含む): 397685376

約数和(自身を除く): 196124247

約数列:

[1, 3, 7, 9, 11, 17, 21, 27, 33, 51, 63, 77, 81, 99, 119, 153, 187, 189, 231, 297, 357, 459, 561, 567, 693, 891, 1071, 1309, 1377, 1683, 1901, 2079, 3213, 3927, 5049, 5703, 6237, 9639, 11781, 13307, 15147, 17109, 20911, 32317, 35343, 39921, 51327, 62733, 96951, 106029, 119763, 146377, 153981, 188199, 226219, 290853, 355487, 359289, 439131, 564597, 678657, 872559, 1066461, 1077867, 1317393, 1693791, 2035971, 2488409, 2617677, 3199383, 3952179, 6107913, 7465227, 9598149, 11856537, 18323739, 22395681, 28794447, 67187043, 201561129]

約数ペア:

[(1, 201561129), (3, 67187043), (7, 28794447), (9, 22395681), (11, 18323739), (17, 11856537), (21, 9598149), (27, 7465227), (33, 6107913), (51, 3952179), (63, 3199383), (77, 2617677), (81, 2488409), (99, 2035971), (119, 1693791), (153, 1317393), (187, 1077867), (189, 1066461), (231, 872559), (297, 678657), (357, 564597), (459, 439131), (561, 359289), (567, 355487), (693, 290853), (891, 226219), (1071, 188199), (1309, 153981), (1377, 146377), (1683, 119763), (1901, 106029), (2079, 96951), (3213, 62733), (3927, 51327), (5049, 39921), (5703, 35343), (6237, 32317), (9639, 20911), (11781, 17109), (13307, 15147)]