388103978

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{191}}^1\times {\mathrm{271}}^1$

素因数の和:650

約数の個数: 32

約数和(自身を含む): 616660992

約数和(自身を除く): 228557014

約数列:

[1, 2, 23, 46, 163, 191, 271, 326, 382, 542, 3749, 4393, 6233, 7498, 8786, 12466, 31133, 44173, 51761, 62266, 88346, 103522, 716059, 1015979, 1190503, 1432118, 2031958, 2381006, 8437043, 16874086, 194051989, 388103978]

約数ペア:

[(1, 388103978), (2, 194051989), (23, 16874086), (46, 8437043), (163, 2381006), (191, 2031958), (271, 1432118), (326, 1190503), (382, 1015979), (542, 716059), (3749, 103522), (4393, 88346), (6233, 62266), (7498, 51761), (8786, 44173), (12466, 31133)]