128861488

素因数分解:

$2^4\times 7^1\times {\mathrm{883}}^1\times {\mathrm{1303}}^1$

素因数の和:2201

約数の個数: 40

約数和(自身を含む): 285878528

約数和(自身を除く): 157017040

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 883, 1303, 1766, 2606, 3532, 5212, 6181, 7064, 9121, 10424, 12362, 14128, 18242, 20848, 24724, 36484, 49448, 72968, 98896, 145936, 1150549, 2301098, 4602196, 8053843, 9204392, 16107686, 18408784, 32215372, 64430744, 128861488]

約数ペア:

[(1, 128861488), (2, 64430744), (4, 32215372), (7, 18408784), (8, 16107686), (14, 9204392), (16, 8053843), (28, 4602196), (56, 2301098), (112, 1150549), (883, 145936), (1303, 98896), (1766, 72968), (2606, 49448), (3532, 36484), (5212, 24724), (6181, 20848), (7064, 18242), (9121, 14128), (10424, 12362)]