129478128

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{207497}}^1$

素因数の和:207521

約数の個数: 40

約数和(自身を含む): 360216528

約数和(自身を除く): 230738400

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 207497, 414994, 622491, 829988, 1244982, 1659976, 2489964, 2697461, 3319952, 4979928, 5394922, 8092383, 9959856, 10789844, 16184766, 21579688, 32369532, 43159376, 64739064, 129478128]

約数ペア:

[(1, 129478128), (2, 64739064), (3, 43159376), (4, 32369532), (6, 21579688), (8, 16184766), (12, 10789844), (13, 9959856), (16, 8092383), (24, 5394922), (26, 4979928), (39, 3319952), (48, 2697461), (52, 2489964), (78, 1659976), (104, 1244982), (156, 829988), (208, 622491), (312, 414994), (624, 207497)]