81499284

素因数分解:

$2^2\times 3^6\times {\mathrm{19}}^1\times {\mathrm{1471}}^1$

素因数の和:1512

約数の個数: 84

約数和(自身を含む): 225245440

約数和(自身を除く): 143746156

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 81, 108, 114, 162, 171, 228, 243, 324, 342, 486, 513, 684, 729, 972, 1026, 1458, 1471, 1539, 2052, 2916, 2942, 3078, 4413, 4617, 5884, 6156, 8826, 9234, 13239, 13851, 17652, 18468, 26478, 27702, 27949, 39717, 52956, 55404, 55898, 79434, 83847, 111796, 119151, 158868, 167694, 238302, 251541, 335388, 357453, 476604, 503082, 714906, 754623, 1006164, 1072359, 1429812, 1509246, 2144718, 2263869, 3018492, 4289436, 4527738, 6791607, 9055476, 13583214, 20374821, 27166428, 40749642, 81499284]

約数ペア:

[(1, 81499284), (2, 40749642), (3, 27166428), (4, 20374821), (6, 13583214), (9, 9055476), (12, 6791607), (18, 4527738), (19, 4289436), (27, 3018492), (36, 2263869), (38, 2144718), (54, 1509246), (57, 1429812), (76, 1072359), (81, 1006164), (108, 754623), (114, 714906), (162, 503082), (171, 476604), (228, 357453), (243, 335388), (324, 251541), (342, 238302), (486, 167694), (513, 158868), (684, 119151), (729, 111796), (972, 83847), (1026, 79434), (1458, 55898), (1471, 55404), (1539, 52956), (2052, 39717), (2916, 27949), (2942, 27702), (3078, 26478), (4413, 18468), (4617, 17652), (5884, 13851), (6156, 13239), (8826, 9234)]