28078056

素因数分解:

$2^3\times 3^3\times {\mathrm{61}}^1\times {\mathrm{2131}}^1$

素因数の和:2207

約数の個数: 64

約数和(自身を含む): 79310400

約数和(自身を除く): 51232344

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 61, 72, 108, 122, 183, 216, 244, 366, 488, 549, 732, 1098, 1464, 1647, 2131, 2196, 3294, 4262, 4392, 6393, 6588, 8524, 12786, 13176, 17048, 19179, 25572, 38358, 51144, 57537, 76716, 115074, 129991, 153432, 230148, 259982, 389973, 460296, 519964, 779946, 1039928, 1169919, 1559892, 2339838, 3119784, 3509757, 4679676, 7019514, 9359352, 14039028, 28078056]

約数ペア:

[(1, 28078056), (2, 14039028), (3, 9359352), (4, 7019514), (6, 4679676), (8, 3509757), (9, 3119784), (12, 2339838), (18, 1559892), (24, 1169919), (27, 1039928), (36, 779946), (54, 519964), (61, 460296), (72, 389973), (108, 259982), (122, 230148), (183, 153432), (216, 129991), (244, 115074), (366, 76716), (488, 57537), (549, 51144), (732, 38358), (1098, 25572), (1464, 19179), (1647, 17048), (2131, 13176), (2196, 12786), (3294, 8524), (4262, 6588), (4392, 6393)]