221393235

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{51427}}^1$

素因数の和:51483

約数の個数: 32

約数和(自身を含む): 414715392

約数和(自身を除く): 193322157

約数列:

[1, 3, 5, 7, 15, 21, 35, 41, 105, 123, 205, 287, 615, 861, 1435, 4305, 51427, 154281, 257135, 359989, 771405, 1079967, 1799945, 2108507, 5399835, 6325521, 10542535, 14759549, 31627605, 44278647, 73797745, 221393235]

約数ペア:

[(1, 221393235), (3, 73797745), (5, 44278647), (7, 31627605), (15, 14759549), (21, 10542535), (35, 6325521), (41, 5399835), (105, 2108507), (123, 1799945), (205, 1079967), (287, 771405), (615, 359989), (861, 257135), (1435, 154281), (4305, 51427)]