1488893714

素因数分解:

$2^1\times 7^4\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{397}}^1$

素因数の和:509

約数の個数: 80

約数和(自身を含む): 2889556416

約数和(自身を除く): 1400662702

約数列:

[1, 2, 7, 11, 14, 22, 49, 71, 77, 98, 142, 154, 343, 397, 497, 539, 686, 781, 794, 994, 1078, 1562, 2401, 2779, 3479, 3773, 4367, 4802, 5467, 5558, 6958, 7546, 8734, 10934, 19453, 24353, 26411, 28187, 30569, 38269, 38906, 48706, 52822, 56374, 61138, 76538, 136171, 170471, 197309, 213983, 267883, 272342, 310057, 340942, 394618, 427966, 535766, 620114, 953197, 1381163, 1497881, 1875181, 1906394, 2170399, 2762326, 2995762, 3750362, 4340798, 9668141, 10485167, 15192793, 19336282, 20970334, 30385586, 67676987, 106349551, 135353974, 212699102, 744446857, 1488893714]

約数ペア:

[(1, 1488893714), (2, 744446857), (7, 212699102), (11, 135353974), (14, 106349551), (22, 67676987), (49, 30385586), (71, 20970334), (77, 19336282), (98, 15192793), (142, 10485167), (154, 9668141), (343, 4340798), (397, 3750362), (497, 2995762), (539, 2762326), (686, 2170399), (781, 1906394), (794, 1875181), (994, 1497881), (1078, 1381163), (1562, 953197), (2401, 620114), (2779, 535766), (3479, 427966), (3773, 394618), (4367, 340942), (4802, 310057), (5467, 272342), (5558, 267883), (6958, 213983), (7546, 197309), (8734, 170471), (10934, 136171), (19453, 76538), (24353, 61138), (26411, 56374), (28187, 52822), (30569, 48706), (38269, 38906)]