2691972

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:137

約数の個数: 72

約数和(自身を含む): 7303296

約数和(自身を除く): 4611324

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 43, 47, 74, 86, 94, 111, 129, 141, 148, 172, 188, 222, 258, 282, 333, 387, 423, 444, 516, 564, 666, 774, 846, 1332, 1548, 1591, 1692, 1739, 2021, 3182, 3478, 4042, 4773, 5217, 6063, 6364, 6956, 8084, 9546, 10434, 12126, 14319, 15651, 18189, 19092, 20868, 24252, 28638, 31302, 36378, 57276, 62604, 72756, 74777, 149554, 224331, 299108, 448662, 672993, 897324, 1345986, 2691972]

約数ペア:

[(1, 2691972), (2, 1345986), (3, 897324), (4, 672993), (6, 448662), (9, 299108), (12, 224331), (18, 149554), (36, 74777), (37, 72756), (43, 62604), (47, 57276), (74, 36378), (86, 31302), (94, 28638), (111, 24252), (129, 20868), (141, 19092), (148, 18189), (172, 15651), (188, 14319), (222, 12126), (258, 10434), (282, 9546), (333, 8084), (387, 6956), (423, 6364), (444, 6063), (516, 5217), (564, 4773), (666, 4042), (774, 3478), (846, 3182), (1332, 2021), (1548, 1739), (1591, 1692)]