99898988

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1621}}^1$

素因数の和:1734

約数の個数: 48

約数和(自身を含む): 209276928

約数和(自身を除く): 109377940

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 71, 124, 142, 217, 284, 434, 497, 868, 994, 1621, 1988, 2201, 3242, 4402, 6484, 8804, 11347, 15407, 22694, 30814, 45388, 50251, 61628, 100502, 115091, 201004, 230182, 351757, 460364, 703514, 805637, 1407028, 1611274, 3222548, 3567821, 7135642, 14271284, 24974747, 49949494, 99898988]

約数ペア:

[(1, 99898988), (2, 49949494), (4, 24974747), (7, 14271284), (14, 7135642), (28, 3567821), (31, 3222548), (62, 1611274), (71, 1407028), (124, 805637), (142, 703514), (217, 460364), (284, 351757), (434, 230182), (497, 201004), (868, 115091), (994, 100502), (1621, 61628), (1988, 50251), (2201, 45388), (3242, 30814), (4402, 22694), (6484, 15407), (8804, 11347)]