31897376

素因数分解:

$2^5\times 7^1\times {\mathrm{157}}^1\times {\mathrm{907}}^1$

素因数の和:1081

約数の個数: 48

約数和(自身を含む): 72305856

約数和(自身を除く): 40408480

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 157, 224, 314, 628, 907, 1099, 1256, 1814, 2198, 2512, 3628, 4396, 5024, 6349, 7256, 8792, 12698, 14512, 17584, 25396, 29024, 35168, 50792, 101584, 142399, 203168, 284798, 569596, 996793, 1139192, 1993586, 2278384, 3987172, 4556768, 7974344, 15948688, 31897376]

約数ペア:

[(1, 31897376), (2, 15948688), (4, 7974344), (7, 4556768), (8, 3987172), (14, 2278384), (16, 1993586), (28, 1139192), (32, 996793), (56, 569596), (112, 284798), (157, 203168), (224, 142399), (314, 101584), (628, 50792), (907, 35168), (1099, 29024), (1256, 25396), (1814, 17584), (2198, 14512), (2512, 12698), (3628, 8792), (4396, 7256), (5024, 6349)]