179974998

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{21319}}^1$

素因数の和:21401

約数の個数: 48

約数和(自身を含む): 452325120

約数和(自身を除く): 272350122

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 67, 126, 134, 201, 402, 469, 603, 938, 1206, 1407, 2814, 4221, 8442, 21319, 42638, 63957, 127914, 149233, 191871, 298466, 383742, 447699, 895398, 1343097, 1428373, 2686194, 2856746, 4285119, 8570238, 9998611, 12855357, 19997222, 25710714, 29995833, 59991666, 89987499, 179974998]

約数ペア:

[(1, 179974998), (2, 89987499), (3, 59991666), (6, 29995833), (7, 25710714), (9, 19997222), (14, 12855357), (18, 9998611), (21, 8570238), (42, 4285119), (63, 2856746), (67, 2686194), (126, 1428373), (134, 1343097), (201, 895398), (402, 447699), (469, 383742), (603, 298466), (938, 191871), (1206, 149233), (1407, 127914), (2814, 63957), (4221, 42638), (8442, 21319)]