197771392

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{16979}}^1$

素因数の和:17013

約数の個数: 64

約数和(自身を含む): 484948800

約数和(自身を除く): 287177408

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 364, 416, 448, 728, 832, 896, 1456, 1664, 2912, 5824, 11648, 16979, 33958, 67916, 118853, 135832, 220727, 237706, 271664, 441454, 475412, 543328, 882908, 950824, 1086656, 1545089, 1765816, 1901648, 2173312, 3090178, 3531632, 3803296, 6180356, 7063264, 7606592, 12360712, 14126528, 15213184, 24721424, 28253056, 49442848, 98885696, 197771392]

約数ペア:

[(1, 197771392), (2, 98885696), (4, 49442848), (7, 28253056), (8, 24721424), (13, 15213184), (14, 14126528), (16, 12360712), (26, 7606592), (28, 7063264), (32, 6180356), (52, 3803296), (56, 3531632), (64, 3090178), (91, 2173312), (104, 1901648), (112, 1765816), (128, 1545089), (182, 1086656), (208, 950824), (224, 882908), (364, 543328), (416, 475412), (448, 441454), (728, 271664), (832, 237706), (896, 220727), (1456, 135832), (1664, 118853), (2912, 67916), (5824, 33958), (11648, 16979)]