81319914

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:236

約数の個数: 96

約数和(自身を含む): 198132480

約数和(自身を除く): 116812566

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 53, 78, 79, 83, 106, 117, 158, 159, 166, 234, 237, 249, 318, 474, 477, 498, 689, 711, 747, 954, 1027, 1079, 1378, 1422, 1494, 2054, 2067, 2158, 3081, 3237, 4134, 4187, 4399, 6162, 6201, 6474, 6557, 8374, 8798, 9243, 9711, 12402, 12561, 13114, 13197, 18486, 19422, 19671, 25122, 26394, 37683, 39342, 39591, 54431, 57187, 59013, 75366, 79182, 85241, 108862, 114374, 118026, 163293, 170482, 171561, 255723, 326586, 343122, 347521, 489879, 511446, 514683, 695042, 767169, 979758, 1029366, 1042563, 1534338, 2085126, 3127689, 4517773, 6255378, 9035546, 13553319, 27106638, 40659957, 81319914]

約数ペア:

[(1, 81319914), (2, 40659957), (3, 27106638), (6, 13553319), (9, 9035546), (13, 6255378), (18, 4517773), (26, 3127689), (39, 2085126), (53, 1534338), (78, 1042563), (79, 1029366), (83, 979758), (106, 767169), (117, 695042), (158, 514683), (159, 511446), (166, 489879), (234, 347521), (237, 343122), (249, 326586), (318, 255723), (474, 171561), (477, 170482), (498, 163293), (689, 118026), (711, 114374), (747, 108862), (954, 85241), (1027, 79182), (1079, 75366), (1378, 59013), (1422, 57187), (1494, 54431), (2054, 39591), (2067, 39342), (2158, 37683), (3081, 26394), (3237, 25122), (4134, 19671), (4187, 19422), (4399, 18486), (6162, 13197), (6201, 13114), (6474, 12561), (6557, 12402), (8374, 9711), (8798, 9243)]