155977878

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{3989}}^1$

素因数の和:4034

約数の個数: 64

約数和(自身を含む): 383040000

約数和(自身を除く): 227062122

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 49, 57, 98, 114, 133, 147, 266, 294, 343, 399, 686, 798, 931, 1029, 1862, 2058, 2793, 3989, 5586, 6517, 7978, 11967, 13034, 19551, 23934, 27923, 39102, 55846, 75791, 83769, 151582, 167538, 195461, 227373, 390922, 454746, 530537, 586383, 1061074, 1172766, 1368227, 1591611, 2736454, 3183222, 3713759, 4104681, 7427518, 8209362, 11141277, 22282554, 25996313, 51992626, 77988939, 155977878]

約数ペア:

[(1, 155977878), (2, 77988939), (3, 51992626), (6, 25996313), (7, 22282554), (14, 11141277), (19, 8209362), (21, 7427518), (38, 4104681), (42, 3713759), (49, 3183222), (57, 2736454), (98, 1591611), (114, 1368227), (133, 1172766), (147, 1061074), (266, 586383), (294, 530537), (343, 454746), (399, 390922), (686, 227373), (798, 195461), (931, 167538), (1029, 151582), (1862, 83769), (2058, 75791), (2793, 55846), (3989, 39102), (5586, 27923), (6517, 23934), (7978, 19551), (11967, 13034)]