28231776

素因数分解:

$2^5\times 3^2\times {\mathrm{61}}^1\times {\mathrm{1607}}^1$

素因数の和:1684

約数の個数: 72

約数和(自身を含む): 81651024

約数和(自身を除く): 53419248

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 61, 72, 96, 122, 144, 183, 244, 288, 366, 488, 549, 732, 976, 1098, 1464, 1607, 1952, 2196, 2928, 3214, 4392, 4821, 5856, 6428, 8784, 9642, 12856, 14463, 17568, 19284, 25712, 28926, 38568, 51424, 57852, 77136, 98027, 115704, 154272, 196054, 231408, 294081, 392108, 462816, 588162, 784216, 882243, 1176324, 1568432, 1764486, 2352648, 3136864, 3528972, 4705296, 7057944, 9410592, 14115888, 28231776]

約数ペア:

[(1, 28231776), (2, 14115888), (3, 9410592), (4, 7057944), (6, 4705296), (8, 3528972), (9, 3136864), (12, 2352648), (16, 1764486), (18, 1568432), (24, 1176324), (32, 882243), (36, 784216), (48, 588162), (61, 462816), (72, 392108), (96, 294081), (122, 231408), (144, 196054), (183, 154272), (244, 115704), (288, 98027), (366, 77136), (488, 57852), (549, 51424), (732, 38568), (976, 28926), (1098, 25712), (1464, 19284), (1607, 17568), (1952, 14463), (2196, 12856), (2928, 9642), (3214, 8784), (4392, 6428), (4821, 5856)]