27357890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:267

約数の個数: 64

約数和(自身を含む): 58924800

約数和(自身を除く): 31566910

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 61, 70, 86, 122, 149, 215, 298, 301, 305, 427, 430, 602, 610, 745, 854, 1043, 1490, 1505, 2086, 2135, 2623, 3010, 4270, 5215, 5246, 6407, 9089, 10430, 12814, 13115, 18178, 18361, 26230, 32035, 36722, 44849, 45445, 63623, 64070, 89698, 90890, 91805, 127246, 183610, 224245, 318115, 390827, 448490, 636230, 781654, 1954135, 2735789, 3908270, 5471578, 13678945, 27357890]

約数ペア:

[(1, 27357890), (2, 13678945), (5, 5471578), (7, 3908270), (10, 2735789), (14, 1954135), (35, 781654), (43, 636230), (61, 448490), (70, 390827), (86, 318115), (122, 224245), (149, 183610), (215, 127246), (298, 91805), (301, 90890), (305, 89698), (427, 64070), (430, 63623), (602, 45445), (610, 44849), (745, 36722), (854, 32035), (1043, 26230), (1490, 18361), (1505, 18178), (2086, 13115), (2135, 12814), (2623, 10430), (3010, 9089), (4270, 6407), (5215, 5246)]