16209774

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:135

約数の個数: 128

約数和(自身を含む): 45235200

約数和(自身を除く): 29025426

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 37, 38, 42, 54, 57, 61, 63, 74, 111, 114, 122, 126, 133, 171, 183, 189, 222, 259, 266, 333, 342, 366, 378, 399, 427, 513, 518, 549, 666, 703, 777, 798, 854, 999, 1026, 1098, 1159, 1197, 1281, 1406, 1554, 1647, 1998, 2109, 2257, 2318, 2331, 2394, 2562, 3294, 3477, 3591, 3843, 4218, 4514, 4662, 4921, 6327, 6771, 6954, 6993, 7182, 7686, 8113, 9842, 10431, 11529, 12654, 13542, 13986, 14763, 15799, 16226, 18981, 20313, 20862, 23058, 24339, 29526, 31293, 31598, 37962, 40626, 42883, 44289, 47397, 48678, 60939, 62586, 73017, 85766, 88578, 94794, 121878, 128649, 132867, 142191, 146034, 219051, 257298, 265734, 284382, 300181, 385947, 426573, 438102, 600362, 771894, 853146, 900543, 1157841, 1801086, 2315682, 2701629, 5403258, 8104887, 16209774]

約数ペア:

[(1, 16209774), (2, 8104887), (3, 5403258), (6, 2701629), (7, 2315682), (9, 1801086), (14, 1157841), (18, 900543), (19, 853146), (21, 771894), (27, 600362), (37, 438102), (38, 426573), (42, 385947), (54, 300181), (57, 284382), (61, 265734), (63, 257298), (74, 219051), (111, 146034), (114, 142191), (122, 132867), (126, 128649), (133, 121878), (171, 94794), (183, 88578), (189, 85766), (222, 73017), (259, 62586), (266, 60939), (333, 48678), (342, 47397), (366, 44289), (378, 42883), (399, 40626), (427, 37962), (513, 31598), (518, 31293), (549, 29526), (666, 24339), (703, 23058), (777, 20862), (798, 20313), (854, 18981), (999, 16226), (1026, 15799), (1098, 14763), (1159, 13986), (1197, 13542), (1281, 12654), (1406, 11529), (1554, 10431), (1647, 9842), (1998, 8113), (2109, 7686), (2257, 7182), (2318, 6993), (2331, 6954), (2394, 6771), (2562, 6327), (3294, 4921), (3477, 4662), (3591, 4514), (3843, 4218)]