331364332

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{349}}^1$

素因数の和:447

約数の個数: 72

約数和(自身を含む): 681198000

約数和(自身を除く): 349833668

約数列:

[1, 2, 4, 13, 19, 26, 31, 38, 52, 62, 76, 124, 247, 349, 403, 494, 589, 698, 806, 961, 988, 1178, 1396, 1612, 1922, 2356, 3844, 4537, 6631, 7657, 9074, 10819, 12493, 13262, 15314, 18148, 18259, 21638, 24986, 26524, 30628, 36518, 43276, 49972, 73036, 86203, 140647, 172406, 205561, 237367, 281294, 335389, 344812, 411122, 474734, 562588, 670778, 822244, 949468, 1341556, 2672293, 4360057, 5344586, 6372391, 8720114, 10689172, 12744782, 17440228, 25489564, 82841083, 165682166, 331364332]

約数ペア:

[(1, 331364332), (2, 165682166), (4, 82841083), (13, 25489564), (19, 17440228), (26, 12744782), (31, 10689172), (38, 8720114), (52, 6372391), (62, 5344586), (76, 4360057), (124, 2672293), (247, 1341556), (349, 949468), (403, 822244), (494, 670778), (589, 562588), (698, 474734), (806, 411122), (961, 344812), (988, 335389), (1178, 281294), (1396, 237367), (1612, 205561), (1922, 172406), (2356, 140647), (3844, 86203), (4537, 73036), (6631, 49972), (7657, 43276), (9074, 36518), (10819, 30628), (12493, 26524), (13262, 24986), (15314, 21638), (18148, 18259)]