81014724

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{18911}}^1$

素因数の和:18945

約数の個数: 72

約数和(自身を含む): 247822848

約数和(自身を除く): 166808124

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 51, 63, 68, 84, 102, 119, 126, 153, 204, 238, 252, 306, 357, 476, 612, 714, 1071, 1428, 2142, 4284, 18911, 37822, 56733, 75644, 113466, 132377, 170199, 226932, 264754, 321487, 340398, 397131, 529508, 642974, 680796, 794262, 964461, 1191393, 1285948, 1588524, 1928922, 2250409, 2382786, 2893383, 3857844, 4500818, 4765572, 5786766, 6751227, 9001636, 11573532, 13502454, 20253681, 27004908, 40507362, 81014724]

約数ペア:

[(1, 81014724), (2, 40507362), (3, 27004908), (4, 20253681), (6, 13502454), (7, 11573532), (9, 9001636), (12, 6751227), (14, 5786766), (17, 4765572), (18, 4500818), (21, 3857844), (28, 2893383), (34, 2382786), (36, 2250409), (42, 1928922), (51, 1588524), (63, 1285948), (68, 1191393), (84, 964461), (102, 794262), (119, 680796), (126, 642974), (153, 529508), (204, 397131), (238, 340398), (252, 321487), (306, 264754), (357, 226932), (476, 170199), (612, 132377), (714, 113466), (1071, 75644), (1428, 56733), (2142, 37822), (4284, 18911)]