78418206

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{349}}^1$

素因数の和:455

約数の個数: 80

約数和(自身を含む): 188034000

約数和(自身を除く): 109615794

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 73, 81, 114, 146, 162, 171, 219, 342, 349, 438, 513, 657, 698, 1026, 1047, 1314, 1387, 1539, 1971, 2094, 2774, 3078, 3141, 3942, 4161, 5913, 6282, 6631, 8322, 9423, 11826, 12483, 13262, 18846, 19893, 24966, 25477, 28269, 37449, 39786, 50954, 56538, 59679, 74898, 76431, 112347, 119358, 152862, 179037, 224694, 229293, 358074, 458586, 484063, 537111, 687879, 968126, 1074222, 1375758, 1452189, 2063637, 2904378, 4127274, 4356567, 8713134, 13069701, 26139402, 39209103, 78418206]

約数ペア:

[(1, 78418206), (2, 39209103), (3, 26139402), (6, 13069701), (9, 8713134), (18, 4356567), (19, 4127274), (27, 2904378), (38, 2063637), (54, 1452189), (57, 1375758), (73, 1074222), (81, 968126), (114, 687879), (146, 537111), (162, 484063), (171, 458586), (219, 358074), (342, 229293), (349, 224694), (438, 179037), (513, 152862), (657, 119358), (698, 112347), (1026, 76431), (1047, 74898), (1314, 59679), (1387, 56538), (1539, 50954), (1971, 39786), (2094, 37449), (2774, 28269), (3078, 25477), (3141, 24966), (3942, 19893), (4161, 18846), (5913, 13262), (6282, 12483), (6631, 11826), (8322, 9423)]