163405396

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3989}}^1$

素因数の和:4037

約数の個数: 72

約数和(自身を含む): 382082400

約数和(自身を除く): 218677004

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 49, 76, 77, 98, 133, 154, 196, 209, 266, 308, 418, 532, 539, 836, 931, 1078, 1463, 1862, 2156, 2926, 3724, 3989, 5852, 7978, 10241, 15956, 20482, 27923, 40964, 43879, 55846, 75791, 87758, 111692, 151582, 175516, 195461, 303164, 307153, 390922, 530537, 614306, 781844, 833701, 1061074, 1228612, 1667402, 2122148, 2150071, 3334804, 3713759, 4300142, 5835907, 7427518, 8600284, 11671814, 14855036, 23343628, 40851349, 81702698, 163405396]

約数ペア:

[(1, 163405396), (2, 81702698), (4, 40851349), (7, 23343628), (11, 14855036), (14, 11671814), (19, 8600284), (22, 7427518), (28, 5835907), (38, 4300142), (44, 3713759), (49, 3334804), (76, 2150071), (77, 2122148), (98, 1667402), (133, 1228612), (154, 1061074), (196, 833701), (209, 781844), (266, 614306), (308, 530537), (418, 390922), (532, 307153), (539, 303164), (836, 195461), (931, 175516), (1078, 151582), (1463, 111692), (1862, 87758), (2156, 75791), (2926, 55846), (3724, 43879), (3989, 40964), (5852, 27923), (7978, 20482), (10241, 15956)]