291701504

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{691}}^1$

素因数の和:821

約数の個数: 72

約数和(自身を含む): 623771568

約数和(自身を除く): 332070064

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 97, 128, 136, 194, 256, 272, 388, 544, 691, 776, 1088, 1382, 1552, 1649, 2176, 2764, 3104, 3298, 4352, 5528, 6208, 6596, 11056, 11747, 12416, 13192, 22112, 23494, 24832, 26384, 44224, 46988, 52768, 67027, 88448, 93976, 105536, 134054, 176896, 187952, 211072, 268108, 375904, 422144, 536216, 751808, 1072432, 1139459, 1503616, 2144864, 2278918, 3007232, 4289728, 4557836, 8579456, 9115672, 17158912, 18231344, 36462688, 72925376, 145850752, 291701504]

約数ペア:

[(1, 291701504), (2, 145850752), (4, 72925376), (8, 36462688), (16, 18231344), (17, 17158912), (32, 9115672), (34, 8579456), (64, 4557836), (68, 4289728), (97, 3007232), (128, 2278918), (136, 2144864), (194, 1503616), (256, 1139459), (272, 1072432), (388, 751808), (544, 536216), (691, 422144), (776, 375904), (1088, 268108), (1382, 211072), (1552, 187952), (1649, 176896), (2176, 134054), (2764, 105536), (3104, 93976), (3298, 88448), (4352, 67027), (5528, 52768), (6208, 46988), (6596, 44224), (11056, 26384), (11747, 24832), (12416, 23494), (13192, 22112)]