16172728

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{211}}^1$

素因数の和:308

約数の個数: 64

約数和(自身を含む): 36328320

約数和(自身を除く): 20155592

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 67, 88, 104, 134, 143, 211, 268, 286, 422, 536, 572, 737, 844, 871, 1144, 1474, 1688, 1742, 2321, 2743, 2948, 3484, 4642, 5486, 5896, 6968, 9284, 9581, 10972, 14137, 18568, 19162, 21944, 28274, 30173, 38324, 56548, 60346, 76648, 113096, 120692, 155507, 183781, 241384, 311014, 367562, 622028, 735124, 1244056, 1470248, 2021591, 4043182, 8086364, 16172728]

約数ペア:

[(1, 16172728), (2, 8086364), (4, 4043182), (8, 2021591), (11, 1470248), (13, 1244056), (22, 735124), (26, 622028), (44, 367562), (52, 311014), (67, 241384), (88, 183781), (104, 155507), (134, 120692), (143, 113096), (211, 76648), (268, 60346), (286, 56548), (422, 38324), (536, 30173), (572, 28274), (737, 21944), (844, 19162), (871, 18568), (1144, 14137), (1474, 10972), (1688, 9581), (1742, 9284), (2321, 6968), (2743, 5896), (2948, 5486), (3484, 4642)]