28269648

素因数分解:

$2^4\times 3^5\times {\mathrm{11}}^1\times {\mathrm{661}}^1$

素因数の和:695

約数の個数: 120

約数和(自身を含む): 89640096

約数和(自身を除く): 61370448

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 33, 36, 44, 48, 54, 66, 72, 81, 88, 99, 108, 132, 144, 162, 176, 198, 216, 243, 264, 297, 324, 396, 432, 486, 528, 594, 648, 661, 792, 891, 972, 1188, 1296, 1322, 1584, 1782, 1944, 1983, 2376, 2644, 2673, 3564, 3888, 3966, 4752, 5288, 5346, 5949, 7128, 7271, 7932, 10576, 10692, 11898, 14256, 14542, 15864, 17847, 21384, 21813, 23796, 29084, 31728, 35694, 42768, 43626, 47592, 53541, 58168, 65439, 71388, 87252, 95184, 107082, 116336, 130878, 142776, 160623, 174504, 196317, 214164, 261756, 285552, 321246, 349008, 392634, 428328, 523512, 588951, 642492, 785268, 856656, 1047024, 1177902, 1284984, 1570536, 1766853, 2355804, 2569968, 3141072, 3533706, 4711608, 7067412, 9423216, 14134824, 28269648]

約数ペア:

[(1, 28269648), (2, 14134824), (3, 9423216), (4, 7067412), (6, 4711608), (8, 3533706), (9, 3141072), (11, 2569968), (12, 2355804), (16, 1766853), (18, 1570536), (22, 1284984), (24, 1177902), (27, 1047024), (33, 856656), (36, 785268), (44, 642492), (48, 588951), (54, 523512), (66, 428328), (72, 392634), (81, 349008), (88, 321246), (99, 285552), (108, 261756), (132, 214164), (144, 196317), (162, 174504), (176, 160623), (198, 142776), (216, 130878), (243, 116336), (264, 107082), (297, 95184), (324, 87252), (396, 71388), (432, 65439), (486, 58168), (528, 53541), (594, 47592), (648, 43626), (661, 42768), (792, 35694), (891, 31728), (972, 29084), (1188, 23796), (1296, 21813), (1322, 21384), (1584, 17847), (1782, 15864), (1944, 14542), (1983, 14256), (2376, 11898), (2644, 10692), (2673, 10576), (3564, 7932), (3888, 7271), (3966, 7128), (4752, 5949), (5288, 5346)]