281988162

素因数分解:

$2^1\times 3^3\times {\mathrm{101}}^1\times {\mathrm{149}}^1\times {\mathrm{347}}^1$

素因数の和:608

約数の個数: 64

約数和(自身を含む): 638928000

約数和(自身を除く): 356939838

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 101, 149, 202, 298, 303, 347, 447, 606, 694, 894, 909, 1041, 1341, 1818, 2082, 2682, 2727, 3123, 4023, 5454, 6246, 8046, 9369, 15049, 18738, 30098, 35047, 45147, 51703, 70094, 90294, 103406, 105141, 135441, 155109, 210282, 270882, 310218, 315423, 406323, 465327, 630846, 812646, 930654, 946269, 1395981, 1892538, 2791962, 5222003, 10444006, 15666009, 31332018, 46998027, 93996054, 140994081, 281988162]

約数ペア:

[(1, 281988162), (2, 140994081), (3, 93996054), (6, 46998027), (9, 31332018), (18, 15666009), (27, 10444006), (54, 5222003), (101, 2791962), (149, 1892538), (202, 1395981), (298, 946269), (303, 930654), (347, 812646), (447, 630846), (606, 465327), (694, 406323), (894, 315423), (909, 310218), (1041, 270882), (1341, 210282), (1818, 155109), (2082, 135441), (2682, 105141), (2727, 103406), (3123, 90294), (4023, 70094), (5454, 51703), (6246, 45147), (8046, 35047), (9369, 30098), (15049, 18738)]