291222784

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1097}}^1$

素因数の和:1191

約数の個数: 72

約数和(自身を含む): 626163048

約数和(自身を除く): 334940264

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 61, 64, 68, 122, 128, 136, 244, 256, 272, 488, 544, 976, 1037, 1088, 1097, 1952, 2074, 2176, 2194, 3904, 4148, 4352, 4388, 7808, 8296, 8776, 15616, 16592, 17552, 18649, 33184, 35104, 37298, 66368, 66917, 70208, 74596, 132736, 133834, 140416, 149192, 265472, 267668, 280832, 298384, 535336, 596768, 1070672, 1137589, 1193536, 2141344, 2275178, 2387072, 4282688, 4550356, 4774144, 8565376, 9100712, 17130752, 18201424, 36402848, 72805696, 145611392, 291222784]

約数ペア:

[(1, 291222784), (2, 145611392), (4, 72805696), (8, 36402848), (16, 18201424), (17, 17130752), (32, 9100712), (34, 8565376), (61, 4774144), (64, 4550356), (68, 4282688), (122, 2387072), (128, 2275178), (136, 2141344), (244, 1193536), (256, 1137589), (272, 1070672), (488, 596768), (544, 535336), (976, 298384), (1037, 280832), (1088, 267668), (1097, 265472), (1952, 149192), (2074, 140416), (2176, 133834), (2194, 132736), (3904, 74596), (4148, 70208), (4352, 66917), (4388, 66368), (7808, 37298), (8296, 35104), (8776, 33184), (15616, 18649), (16592, 17552)]