28211364

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1487}}^1$

素因数の和:1545

約数の個数: 72

約数和(自身を含む): 77995008

約数和(自身を除く): 49783644

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 31, 34, 36, 51, 62, 68, 93, 102, 124, 153, 186, 204, 279, 306, 372, 527, 558, 612, 1054, 1116, 1487, 1581, 2108, 2974, 3162, 4461, 4743, 5948, 6324, 8922, 9486, 13383, 17844, 18972, 25279, 26766, 46097, 50558, 53532, 75837, 92194, 101116, 138291, 151674, 184388, 227511, 276582, 303348, 414873, 455022, 553164, 783649, 829746, 910044, 1567298, 1659492, 2350947, 3134596, 4701894, 7052841, 9403788, 14105682, 28211364]

約数ペア:

[(1, 28211364), (2, 14105682), (3, 9403788), (4, 7052841), (6, 4701894), (9, 3134596), (12, 2350947), (17, 1659492), (18, 1567298), (31, 910044), (34, 829746), (36, 783649), (51, 553164), (62, 455022), (68, 414873), (93, 303348), (102, 276582), (124, 227511), (153, 184388), (186, 151674), (204, 138291), (279, 101116), (306, 92194), (372, 75837), (527, 53532), (558, 50558), (612, 46097), (1054, 26766), (1116, 25279), (1487, 18972), (1581, 17844), (2108, 13383), (2974, 9486), (3162, 8922), (4461, 6324), (4743, 5948)]