28736409

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{487}}^1$

素因数の和:609

約数の個数: 32

約数和(自身を含む): 44271360

約数和(自身を除く): 15534951

約数列:

[1, 3, 13, 17, 39, 51, 89, 221, 267, 487, 663, 1157, 1461, 1513, 3471, 4539, 6331, 8279, 18993, 19669, 24837, 43343, 59007, 107627, 130029, 322881, 563459, 736831, 1690377, 2210493, 9578803, 28736409]

約数ペア:

[(1, 28736409), (3, 9578803), (13, 2210493), (17, 1690377), (39, 736831), (51, 563459), (89, 322881), (221, 130029), (267, 107627), (487, 59007), (663, 43343), (1157, 24837), (1461, 19669), (1513, 18993), (3471, 8279), (4539, 6331)]