219218636

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{397}}^1$

素因数の和:499

約数の個数: 96

約数和(自身を含む): 498003072

約数和(自身を除く): 278784436

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 37, 41, 52, 74, 82, 91, 148, 164, 182, 259, 287, 364, 397, 481, 518, 533, 574, 794, 962, 1036, 1066, 1148, 1517, 1588, 1924, 2132, 2779, 3034, 3367, 3731, 5161, 5558, 6068, 6734, 7462, 10322, 10619, 11116, 13468, 14689, 14924, 16277, 19721, 20644, 21238, 29378, 32554, 36127, 39442, 42476, 58756, 65108, 72254, 78884, 102823, 113939, 138047, 144508, 190957, 205646, 211601, 227878, 276094, 381914, 411292, 423202, 455756, 552188, 602249, 763828, 846404, 1204498, 1336699, 1481207, 2408996, 2673398, 2962414, 4215743, 5346796, 5924828, 7829237, 8431486, 15658474, 16862972, 31316948, 54804659, 109609318, 219218636]

約数ペア:

[(1, 219218636), (2, 109609318), (4, 54804659), (7, 31316948), (13, 16862972), (14, 15658474), (26, 8431486), (28, 7829237), (37, 5924828), (41, 5346796), (52, 4215743), (74, 2962414), (82, 2673398), (91, 2408996), (148, 1481207), (164, 1336699), (182, 1204498), (259, 846404), (287, 763828), (364, 602249), (397, 552188), (481, 455756), (518, 423202), (533, 411292), (574, 381914), (794, 276094), (962, 227878), (1036, 211601), (1066, 205646), (1148, 190957), (1517, 144508), (1588, 138047), (1924, 113939), (2132, 102823), (2779, 78884), (3034, 72254), (3367, 65108), (3731, 58756), (5161, 42476), (5558, 39442), (6068, 36127), (6734, 32554), (7462, 29378), (10322, 21238), (10619, 20644), (11116, 19721), (13468, 16277), (14689, 14924)]