198489824

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{17}}^2\times {\mathrm{127}}^1$

素因数の和:197

約数の個数: 108

約数和(自身を含む): 453043584

約数和(自身を除く): 254553760

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 68, 104, 127, 136, 169, 208, 221, 254, 272, 289, 338, 416, 442, 508, 544, 578, 676, 884, 1016, 1156, 1352, 1651, 1768, 2032, 2159, 2312, 2704, 2873, 3302, 3536, 3757, 4064, 4318, 4624, 5408, 5746, 6604, 7072, 7514, 8636, 9248, 11492, 13208, 15028, 17272, 21463, 22984, 26416, 28067, 30056, 34544, 36703, 42926, 45968, 48841, 52832, 56134, 60112, 69088, 73406, 85852, 91936, 97682, 112268, 120224, 146812, 171704, 195364, 224536, 293624, 343408, 364871, 390728, 449072, 477139, 587248, 686816, 729742, 781456, 898144, 954278, 1174496, 1459484, 1562912, 1908556, 2918968, 3817112, 5837936, 6202807, 7634224, 11675872, 12405614, 15268448, 24811228, 49622456, 99244912, 198489824]

約数ペア:

[(1, 198489824), (2, 99244912), (4, 49622456), (8, 24811228), (13, 15268448), (16, 12405614), (17, 11675872), (26, 7634224), (32, 6202807), (34, 5837936), (52, 3817112), (68, 2918968), (104, 1908556), (127, 1562912), (136, 1459484), (169, 1174496), (208, 954278), (221, 898144), (254, 781456), (272, 729742), (289, 686816), (338, 587248), (416, 477139), (442, 449072), (508, 390728), (544, 364871), (578, 343408), (676, 293624), (884, 224536), (1016, 195364), (1156, 171704), (1352, 146812), (1651, 120224), (1768, 112268), (2032, 97682), (2159, 91936), (2312, 85852), (2704, 73406), (2873, 69088), (3302, 60112), (3536, 56134), (3757, 52832), (4064, 48841), (4318, 45968), (4624, 42926), (5408, 36703), (5746, 34544), (6604, 30056), (7072, 28067), (7514, 26416), (8636, 22984), (9248, 21463), (11492, 17272), (13208, 15028)]