128649888913

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{47}}^1\times {\mathrm{8123}}^1$

素因数の和:8243

約数の個数: 72

約数和(自身を含む): 172083477888

約数和(自身を除く): 43433588975

約数列:

[1, 7, 13, 23, 47, 49, 91, 161, 299, 329, 529, 611, 637, 1081, 1127, 2093, 2303, 3703, 4277, 6877, 7567, 8123, 14053, 14651, 24863, 25921, 29939, 48139, 52969, 56861, 98371, 105599, 174041, 186829, 323219, 336973, 381781, 398027, 688597, 739193, 1218287, 1307803, 2262533, 2428777, 2672467, 4297067, 4963153, 5174351, 8780963, 9154621, 15837731, 17001439, 18707269, 30079469, 34742071, 55861871, 61466741, 114152519, 119010073, 201962149, 210556283, 243194497, 391033097, 430267187, 799067633, 1413735043, 2625507937, 2737231679, 5593473431, 9896145301, 18378555559, 128649888913]

約数ペア:

[(1, 128649888913), (7, 18378555559), (13, 9896145301), (23, 5593473431), (47, 2737231679), (49, 2625507937), (91, 1413735043), (161, 799067633), (299, 430267187), (329, 391033097), (529, 243194497), (611, 210556283), (637, 201962149), (1081, 119010073), (1127, 114152519), (2093, 61466741), (2303, 55861871), (3703, 34742071), (4277, 30079469), (6877, 18707269), (7567, 17001439), (8123, 15837731), (14053, 9154621), (14651, 8780963), (24863, 5174351), (25921, 4963153), (29939, 4297067), (48139, 2672467), (52969, 2428777), (56861, 2262533), (98371, 1307803), (105599, 1218287), (174041, 739193), (186829, 688597), (323219, 398027), (336973, 381781)]