201813345

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{1223}}^1$

素因数の和:1446

約数の個数: 48

約数和(自身を含む): 370431360

約数和(自身を除く): 168618015

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 193, 285, 579, 855, 965, 1223, 1737, 2895, 3667, 3669, 6115, 8685, 11001, 11007, 18335, 18345, 23237, 33003, 55005, 55035, 69711, 116185, 165015, 209133, 236039, 348555, 708117, 1045665, 1180195, 2124351, 3540585, 4484741, 10621755, 13454223, 22423705, 40362669, 67271115, 201813345]

約数ペア:

[(1, 201813345), (3, 67271115), (5, 40362669), (9, 22423705), (15, 13454223), (19, 10621755), (45, 4484741), (57, 3540585), (95, 2124351), (171, 1180195), (193, 1045665), (285, 708117), (579, 348555), (855, 236039), (965, 209133), (1223, 165015), (1737, 116185), (2895, 69711), (3667, 55035), (3669, 55005), (6115, 33003), (8685, 23237), (11001, 18345), (11007, 18335)]