221519168

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{9181}}^1$

素因数の和:9235

約数の個数: 56

約数和(自身を含む): 489767880

約数和(自身を除く): 268248712

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 32, 52, 58, 64, 104, 116, 208, 232, 377, 416, 464, 754, 832, 928, 1508, 1856, 3016, 6032, 9181, 12064, 18362, 24128, 36724, 73448, 119353, 146896, 238706, 266249, 293792, 477412, 532498, 587584, 954824, 1064996, 1909648, 2129992, 3461237, 3819296, 4259984, 6922474, 7638592, 8519968, 13844948, 17039936, 27689896, 55379792, 110759584, 221519168]

約数ペア:

[(1, 221519168), (2, 110759584), (4, 55379792), (8, 27689896), (13, 17039936), (16, 13844948), (26, 8519968), (29, 7638592), (32, 6922474), (52, 4259984), (58, 3819296), (64, 3461237), (104, 2129992), (116, 1909648), (208, 1064996), (232, 954824), (377, 587584), (416, 532498), (464, 477412), (754, 293792), (832, 266249), (928, 238706), (1508, 146896), (1856, 119353), (3016, 73448), (6032, 36724), (9181, 24128), (12064, 18362)]