2129095276

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{499}}^1\times {\mathrm{1979}}^1$

素因数の和:2507

約数の個数: 72

約数和(自身を含む): 4740120000

約数和(自身を除く): 2611024724

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 308, 499, 539, 998, 1078, 1979, 1996, 2156, 3493, 3958, 5489, 6986, 7916, 10978, 13853, 13972, 21769, 21956, 24451, 27706, 38423, 43538, 48902, 55412, 76846, 87076, 96971, 97804, 152383, 153692, 193942, 268961, 304766, 387884, 537922, 609532, 987521, 1066681, 1075844, 1975042, 2133362, 3950084, 4266724, 6912647, 10862731, 13825294, 21725462, 27650588, 43450924, 48388529, 76039117, 96777058, 152078234, 193554116, 304156468, 532273819, 1064547638, 2129095276]

約数ペア:

[(1, 2129095276), (2, 1064547638), (4, 532273819), (7, 304156468), (11, 193554116), (14, 152078234), (22, 96777058), (28, 76039117), (44, 48388529), (49, 43450924), (77, 27650588), (98, 21725462), (154, 13825294), (196, 10862731), (308, 6912647), (499, 4266724), (539, 3950084), (998, 2133362), (1078, 1975042), (1979, 1075844), (1996, 1066681), (2156, 987521), (3493, 609532), (3958, 537922), (5489, 387884), (6986, 304766), (7916, 268961), (10978, 193942), (13853, 153692), (13972, 152383), (21769, 97804), (21956, 96971), (24451, 87076), (27706, 76846), (38423, 55412), (43538, 48902)]