31591144

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{281}}^1$

素因数の和:370

約数の個数: 64

約数和(自身を含む): 68221440

約数和(自身を除く): 36630296

約数列:

[1, 2, 4, 8, 13, 23, 26, 46, 47, 52, 92, 94, 104, 184, 188, 281, 299, 376, 562, 598, 611, 1081, 1124, 1196, 1222, 2162, 2248, 2392, 2444, 3653, 4324, 4888, 6463, 7306, 8648, 12926, 13207, 14053, 14612, 25852, 26414, 28106, 29224, 51704, 52828, 56212, 84019, 105656, 112424, 168038, 171691, 303761, 336076, 343382, 607522, 672152, 686764, 1215044, 1373528, 2430088, 3948893, 7897786, 15795572, 31591144]

約数ペア:

[(1, 31591144), (2, 15795572), (4, 7897786), (8, 3948893), (13, 2430088), (23, 1373528), (26, 1215044), (46, 686764), (47, 672152), (52, 607522), (92, 343382), (94, 336076), (104, 303761), (184, 171691), (188, 168038), (281, 112424), (299, 105656), (376, 84019), (562, 56212), (598, 52828), (611, 51704), (1081, 29224), (1124, 28106), (1196, 26414), (1222, 25852), (2162, 14612), (2248, 14053), (2392, 13207), (2444, 12926), (3653, 8648), (4324, 7306), (4888, 6463)]