211673763

素因数分解:

$3^3\times 7^1\times {\mathrm{151}}^1\times {\mathrm{7417}}^1$

素因数の和:7584

約数の個数: 32

約数和(自身を含む): 360811520

約数和(自身を除く): 149137757

約数列:

[1, 3, 7, 9, 21, 27, 63, 151, 189, 453, 1057, 1359, 3171, 4077, 7417, 9513, 22251, 28539, 51919, 66753, 155757, 200259, 467271, 1119967, 1401813, 3359901, 7839769, 10079703, 23519307, 30239109, 70557921, 211673763]

約数ペア:

[(1, 211673763), (3, 70557921), (7, 30239109), (9, 23519307), (21, 10079703), (27, 7839769), (63, 3359901), (151, 1401813), (189, 1119967), (453, 467271), (1057, 200259), (1359, 155757), (3171, 66753), (4077, 51919), (7417, 28539), (9513, 22251)]