51390558

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:171

約数の個数: 96

約数和(自身を含む): 125992800

約数和(自身を除く): 74602242

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 37, 51, 54, 74, 89, 102, 111, 153, 178, 222, 267, 289, 306, 333, 459, 534, 578, 629, 666, 801, 867, 918, 999, 1258, 1513, 1602, 1734, 1887, 1998, 2403, 2601, 3026, 3293, 3774, 4539, 4806, 5202, 5661, 6586, 7803, 9078, 9879, 10693, 11322, 13617, 15606, 16983, 19758, 21386, 25721, 27234, 29637, 32079, 33966, 40851, 51442, 55981, 59274, 64158, 77163, 81702, 88911, 96237, 111962, 154326, 167943, 177822, 192474, 231489, 288711, 335886, 462978, 503829, 577422, 694467, 951677, 1007658, 1388934, 1511487, 1903354, 2855031, 3022974, 5710062, 8565093, 17130186, 25695279, 51390558]

約数ペア:

[(1, 51390558), (2, 25695279), (3, 17130186), (6, 8565093), (9, 5710062), (17, 3022974), (18, 2855031), (27, 1903354), (34, 1511487), (37, 1388934), (51, 1007658), (54, 951677), (74, 694467), (89, 577422), (102, 503829), (111, 462978), (153, 335886), (178, 288711), (222, 231489), (267, 192474), (289, 177822), (306, 167943), (333, 154326), (459, 111962), (534, 96237), (578, 88911), (629, 81702), (666, 77163), (801, 64158), (867, 59274), (918, 55981), (999, 51442), (1258, 40851), (1513, 33966), (1602, 32079), (1734, 29637), (1887, 27234), (1998, 25721), (2403, 21386), (2601, 19758), (3026, 16983), (3293, 15606), (3774, 13617), (4539, 11322), (4806, 10693), (5202, 9879), (5661, 9078), (6586, 7803)]