221729652918

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{673}}^1\times {\mathrm{257797}}^1$

素因数の和:258549

約数の個数: 48

約数和(自身を含む): 487906432416

約数和(自身を除く): 266176779498

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 673, 1278, 1346, 2019, 4038, 6057, 12114, 47783, 95566, 143349, 257797, 286698, 430047, 515594, 773391, 860094, 1546782, 2320173, 4640346, 18303587, 36607174, 54910761, 109821522, 164732283, 173497381, 329464566, 346994762, 520492143, 1040984286, 1561476429, 3122952858, 12318314051, 24636628102, 36954942153, 73909884306, 110864826459, 221729652918]

約数ペア:

[(1, 221729652918), (2, 110864826459), (3, 73909884306), (6, 36954942153), (9, 24636628102), (18, 12318314051), (71, 3122952858), (142, 1561476429), (213, 1040984286), (426, 520492143), (639, 346994762), (673, 329464566), (1278, 173497381), (1346, 164732283), (2019, 109821522), (4038, 54910761), (6057, 36607174), (12114, 18303587), (47783, 4640346), (95566, 2320173), (143349, 1546782), (257797, 860094), (286698, 773391), (430047, 515594)]