28931928

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1051}}^1$

素因数の和:1128

約数の個数: 64

約数和(自身を含む): 76753920

約数和(自身を除く): 47821992

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 37, 62, 74, 93, 111, 124, 148, 186, 222, 248, 296, 372, 444, 744, 888, 1051, 1147, 2102, 2294, 3153, 3441, 4204, 4588, 6306, 6882, 8408, 9176, 12612, 13764, 25224, 27528, 32581, 38887, 65162, 77774, 97743, 116661, 130324, 155548, 195486, 233322, 260648, 311096, 390972, 466644, 781944, 933288, 1205497, 2410994, 3616491, 4821988, 7232982, 9643976, 14465964, 28931928]

約数ペア:

[(1, 28931928), (2, 14465964), (3, 9643976), (4, 7232982), (6, 4821988), (8, 3616491), (12, 2410994), (24, 1205497), (31, 933288), (37, 781944), (62, 466644), (74, 390972), (93, 311096), (111, 260648), (124, 233322), (148, 195486), (186, 155548), (222, 130324), (248, 116661), (296, 97743), (372, 77774), (444, 65162), (744, 38887), (888, 32581), (1051, 27528), (1147, 25224), (2102, 13764), (2294, 12612), (3153, 9176), (3441, 8408), (4204, 6882), (4588, 6306)]