520506

素因数分解:

$2^1\times 3^7\times 7^1\times {\mathrm{17}}^1$

素因数の和:47

約数の個数: 64

約数和(自身を含む): 1416960

約数和(自身を除く): 896454

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 27, 34, 42, 51, 54, 63, 81, 102, 119, 126, 153, 162, 189, 238, 243, 306, 357, 378, 459, 486, 567, 714, 729, 918, 1071, 1134, 1377, 1458, 1701, 2142, 2187, 2754, 3213, 3402, 4131, 4374, 5103, 6426, 8262, 9639, 10206, 12393, 15309, 19278, 24786, 28917, 30618, 37179, 57834, 74358, 86751, 173502, 260253, 520506]

約数ペア:

[(1, 520506), (2, 260253), (3, 173502), (6, 86751), (7, 74358), (9, 57834), (14, 37179), (17, 30618), (18, 28917), (21, 24786), (27, 19278), (34, 15309), (42, 12393), (51, 10206), (54, 9639), (63, 8262), (81, 6426), (102, 5103), (119, 4374), (126, 4131), (153, 3402), (162, 3213), (189, 2754), (238, 2187), (243, 2142), (306, 1701), (357, 1458), (378, 1377), (459, 1134), (486, 1071), (567, 918), (714, 729)]