521639144

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{937}}^1$

素因数の和:1110

約数の個数: 64

約数和(自身を含む): 1084965840

約数和(自身を除く): 563326696

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 101, 104, 106, 202, 212, 404, 424, 689, 808, 937, 1313, 1378, 1874, 2626, 2756, 3748, 5252, 5353, 5512, 7496, 10504, 10706, 12181, 21412, 24362, 42824, 48724, 49661, 69589, 94637, 97448, 99322, 139178, 189274, 198644, 278356, 378548, 397288, 556712, 645593, 757096, 1230281, 1291186, 2460562, 2582372, 4921124, 5015761, 5164744, 9842248, 10031522, 20063044, 40126088, 65204893, 130409786, 260819572, 521639144]

約数ペア:

[(1, 521639144), (2, 260819572), (4, 130409786), (8, 65204893), (13, 40126088), (26, 20063044), (52, 10031522), (53, 9842248), (101, 5164744), (104, 5015761), (106, 4921124), (202, 2582372), (212, 2460562), (404, 1291186), (424, 1230281), (689, 757096), (808, 645593), (937, 556712), (1313, 397288), (1378, 378548), (1874, 278356), (2626, 198644), (2756, 189274), (3748, 139178), (5252, 99322), (5353, 97448), (5512, 94637), (7496, 69589), (10504, 49661), (10706, 48724), (12181, 42824), (21412, 24362)]