51446955

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:256

約数の個数: 64

約数和(自身を含む): 97763328

約数和(自身を除く): 46316373

約数列:

[1, 3, 5, 7, 15, 21, 35, 67, 71, 103, 105, 201, 213, 309, 335, 355, 469, 497, 515, 721, 1005, 1065, 1407, 1491, 1545, 2163, 2345, 2485, 3605, 4757, 6901, 7035, 7313, 7455, 10815, 14271, 20703, 21939, 23785, 33299, 34505, 36565, 48307, 51191, 71355, 99897, 103515, 109695, 144921, 153573, 166495, 241535, 255955, 489971, 499485, 724605, 767865, 1469913, 2449855, 3429797, 7349565, 10289391, 17148985, 51446955]

約数ペア:

[(1, 51446955), (3, 17148985), (5, 10289391), (7, 7349565), (15, 3429797), (21, 2449855), (35, 1469913), (67, 767865), (71, 724605), (103, 499485), (105, 489971), (201, 255955), (213, 241535), (309, 166495), (335, 153573), (355, 144921), (469, 109695), (497, 103515), (515, 99897), (721, 71355), (1005, 51191), (1065, 48307), (1407, 36565), (1491, 34505), (1545, 33299), (2163, 23785), (2345, 21939), (2485, 20703), (3605, 14271), (4757, 10815), (6901, 7455), (7035, 7313)]