221362128

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{118249}}^1$

素因数の和:118276

約数の個数: 60

約数和(自身を含む): 667166500

約数和(自身を除く): 445804372

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 118249, 236498, 354747, 472996, 709494, 945992, 1064241, 1418988, 1537237, 1891984, 2128482, 2837976, 3074474, 4256964, 4611711, 5675952, 6148948, 8513928, 9223422, 12297896, 13835133, 17027856, 18446844, 24595792, 27670266, 36893688, 55340532, 73787376, 110681064, 221362128]

約数ペア:

[(1, 221362128), (2, 110681064), (3, 73787376), (4, 55340532), (6, 36893688), (8, 27670266), (9, 24595792), (12, 18446844), (13, 17027856), (16, 13835133), (18, 12297896), (24, 9223422), (26, 8513928), (36, 6148948), (39, 5675952), (48, 4611711), (52, 4256964), (72, 3074474), (78, 2837976), (104, 2128482), (117, 1891984), (144, 1537237), (156, 1418988), (208, 1064241), (234, 945992), (312, 709494), (468, 472996), (624, 354747), (936, 236498), (1872, 118249)]