156721404

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{193}}^1\times {\mathrm{1381}}^1$

素因数の和:1595

約数の個数: 72

約数和(自身を含む): 427900368

約数和(自身を除く): 271178964

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 193, 196, 294, 386, 579, 588, 772, 1158, 1351, 1381, 2316, 2702, 2762, 4053, 4143, 5404, 5524, 8106, 8286, 9457, 9667, 16212, 16572, 18914, 19334, 28371, 29001, 37828, 38668, 56742, 58002, 67669, 113484, 116004, 135338, 203007, 266533, 270676, 406014, 533066, 799599, 812028, 1066132, 1599198, 1865731, 3198396, 3731462, 5597193, 7462924, 11194386, 13060117, 22388772, 26120234, 39180351, 52240468, 78360702, 156721404]

約数ペア:

[(1, 156721404), (2, 78360702), (3, 52240468), (4, 39180351), (6, 26120234), (7, 22388772), (12, 13060117), (14, 11194386), (21, 7462924), (28, 5597193), (42, 3731462), (49, 3198396), (84, 1865731), (98, 1599198), (147, 1066132), (193, 812028), (196, 799599), (294, 533066), (386, 406014), (579, 270676), (588, 266533), (772, 203007), (1158, 135338), (1351, 116004), (1381, 113484), (2316, 67669), (2702, 58002), (2762, 56742), (4053, 38668), (4143, 37828), (5404, 29001), (5524, 28371), (8106, 19334), (8286, 18914), (9457, 16572), (9667, 16212)]