1708727228

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{769}}^1$

素因数の和:991

約数の個数: 72

約数和(自身を含む): 3432567600

約数和(自身を除く): 1723840372

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 169, 173, 247, 338, 346, 494, 676, 692, 769, 988, 1538, 2249, 3076, 3211, 3287, 4498, 6422, 6574, 8996, 9997, 12844, 13148, 14611, 19994, 29222, 29237, 39988, 42731, 58444, 58474, 85462, 116948, 129961, 133037, 170924, 189943, 259922, 266074, 379886, 519844, 532148, 555503, 759772, 1111006, 1729481, 2222012, 2469259, 2527703, 3458962, 4938518, 5055406, 6917924, 9877036, 10110812, 22483253, 32860139, 44966506, 65720278, 89933012, 131440556, 427181807, 854363614, 1708727228]

約数ペア:

[(1, 1708727228), (2, 854363614), (4, 427181807), (13, 131440556), (19, 89933012), (26, 65720278), (38, 44966506), (52, 32860139), (76, 22483253), (169, 10110812), (173, 9877036), (247, 6917924), (338, 5055406), (346, 4938518), (494, 3458962), (676, 2527703), (692, 2469259), (769, 2222012), (988, 1729481), (1538, 1111006), (2249, 759772), (3076, 555503), (3211, 532148), (3287, 519844), (4498, 379886), (6422, 266074), (6574, 259922), (8996, 189943), (9997, 170924), (12844, 133037), (13148, 129961), (14611, 116948), (19994, 85462), (29222, 58474), (29237, 58444), (39988, 42731)]