28407732

素因数分解:

$2^2\times 3^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{397}}^1$

素因数の和:560

約数の個数: 48

約数和(自身を含む): 68201280

約数和(自身を除く): 39793548

約数列:

[1, 2, 3, 4, 6, 12, 67, 89, 134, 178, 201, 267, 268, 356, 397, 402, 534, 794, 804, 1068, 1191, 1588, 2382, 4764, 5963, 11926, 17889, 23852, 26599, 35333, 35778, 53198, 70666, 71556, 79797, 105999, 106396, 141332, 159594, 211998, 319188, 423996, 2367311, 4734622, 7101933, 9469244, 14203866, 28407732]

約数ペア:

[(1, 28407732), (2, 14203866), (3, 9469244), (4, 7101933), (6, 4734622), (12, 2367311), (67, 423996), (89, 319188), (134, 211998), (178, 159594), (201, 141332), (267, 106396), (268, 105999), (356, 79797), (397, 71556), (402, 70666), (534, 53198), (794, 35778), (804, 35333), (1068, 26599), (1191, 23852), (1588, 17889), (2382, 11926), (4764, 5963)]