42528456

素因数分解:

$2^3\times 3^3\times {\mathrm{401}}^1\times {\mathrm{491}}^1$

素因数の和:907

約数の個数: 64

約数和(自身を含む): 118670400

約数和(自身を除く): 76141944

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 401, 491, 802, 982, 1203, 1473, 1604, 1964, 2406, 2946, 3208, 3609, 3928, 4419, 4812, 5892, 7218, 8838, 9624, 10827, 11784, 13257, 14436, 17676, 21654, 26514, 28872, 35352, 43308, 53028, 86616, 106056, 196891, 393782, 590673, 787564, 1181346, 1575128, 1772019, 2362692, 3544038, 4725384, 5316057, 7088076, 10632114, 14176152, 21264228, 42528456]

約数ペア:

[(1, 42528456), (2, 21264228), (3, 14176152), (4, 10632114), (6, 7088076), (8, 5316057), (9, 4725384), (12, 3544038), (18, 2362692), (24, 1772019), (27, 1575128), (36, 1181346), (54, 787564), (72, 590673), (108, 393782), (216, 196891), (401, 106056), (491, 86616), (802, 53028), (982, 43308), (1203, 35352), (1473, 28872), (1604, 26514), (1964, 21654), (2406, 17676), (2946, 14436), (3208, 13257), (3609, 11784), (3928, 10827), (4419, 9624), (4812, 8838), (5892, 7218)]