987184

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:169

約数の個数: 40

約数和(自身を含む): 2142720

約数和(自身を除く): 1155536

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 71, 79, 88, 142, 158, 176, 284, 316, 568, 632, 781, 869, 1136, 1264, 1562, 1738, 3124, 3476, 5609, 6248, 6952, 11218, 12496, 13904, 22436, 44872, 61699, 89744, 123398, 246796, 493592, 987184]

約数ペア:

[(1, 987184), (2, 493592), (4, 246796), (8, 123398), (11, 89744), (16, 61699), (22, 44872), (44, 22436), (71, 13904), (79, 12496), (88, 11218), (142, 6952), (158, 6248), (176, 5609), (284, 3476), (316, 3124), (568, 1738), (632, 1562), (781, 1264), (869, 1136)]