28907412

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:209

約数の個数: 96

約数和(自身を含む): 76495104

約数和(自身を除く): 47587692

約数列:

[1, 2, 3, 4, 6, 12, 17, 23, 34, 46, 51, 61, 68, 69, 92, 101, 102, 122, 138, 183, 202, 204, 244, 276, 303, 366, 391, 404, 606, 732, 782, 1037, 1173, 1212, 1403, 1564, 1717, 2074, 2323, 2346, 2806, 3111, 3434, 4148, 4209, 4646, 4692, 5151, 5612, 6161, 6222, 6868, 6969, 8418, 9292, 10302, 12322, 12444, 13938, 16836, 18483, 20604, 23851, 24644, 27876, 36966, 39491, 47702, 71553, 73932, 78982, 95404, 104737, 118473, 141703, 143106, 157964, 209474, 236946, 283406, 286212, 314211, 418948, 425109, 473892, 566812, 628422, 850218, 1256844, 1700436, 2408951, 4817902, 7226853, 9635804, 14453706, 28907412]

約数ペア:

[(1, 28907412), (2, 14453706), (3, 9635804), (4, 7226853), (6, 4817902), (12, 2408951), (17, 1700436), (23, 1256844), (34, 850218), (46, 628422), (51, 566812), (61, 473892), (68, 425109), (69, 418948), (92, 314211), (101, 286212), (102, 283406), (122, 236946), (138, 209474), (183, 157964), (202, 143106), (204, 141703), (244, 118473), (276, 104737), (303, 95404), (366, 78982), (391, 73932), (404, 71553), (606, 47702), (732, 39491), (782, 36966), (1037, 27876), (1173, 24644), (1212, 23851), (1403, 20604), (1564, 18483), (1717, 16836), (2074, 13938), (2323, 12444), (2346, 12322), (2806, 10302), (3111, 9292), (3434, 8418), (4148, 6969), (4209, 6868), (4646, 6222), (4692, 6161), (5151, 5612)]