15665538

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{293}}^1$

素因数の和:391

約数の個数: 64

約数和(自身を含む): 38384640

約数和(自身を除く): 22719102

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 67, 114, 133, 134, 201, 266, 293, 399, 402, 469, 586, 798, 879, 938, 1273, 1407, 1758, 2051, 2546, 2814, 3819, 4102, 5567, 6153, 7638, 8911, 11134, 12306, 16701, 17822, 19631, 26733, 33402, 38969, 39262, 53466, 58893, 77938, 116907, 117786, 137417, 233814, 274834, 372989, 412251, 745978, 824502, 1118967, 2237934, 2610923, 5221846, 7832769, 15665538]

約数ペア:

[(1, 15665538), (2, 7832769), (3, 5221846), (6, 2610923), (7, 2237934), (14, 1118967), (19, 824502), (21, 745978), (38, 412251), (42, 372989), (57, 274834), (67, 233814), (114, 137417), (133, 117786), (134, 116907), (201, 77938), (266, 58893), (293, 53466), (399, 39262), (402, 38969), (469, 33402), (586, 26733), (798, 19631), (879, 17822), (938, 16701), (1273, 12306), (1407, 11134), (1758, 8911), (2051, 7638), (2546, 6153), (2814, 5567), (3819, 4102)]