321889904

素因数分解:

$2^4\times 7^1\times {\mathrm{619}}^1\times {\mathrm{4643}}^1$

素因数の和:5277

約数の個数: 40

約数和(自身を含む): 714061440

約数和(自身を除く): 392171536

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 619, 1238, 2476, 4333, 4643, 4952, 8666, 9286, 9904, 17332, 18572, 32501, 34664, 37144, 65002, 69328, 74288, 130004, 260008, 520016, 2874017, 5748034, 11496068, 20118119, 22992136, 40236238, 45984272, 80472476, 160944952, 321889904]

約数ペア:

[(1, 321889904), (2, 160944952), (4, 80472476), (7, 45984272), (8, 40236238), (14, 22992136), (16, 20118119), (28, 11496068), (56, 5748034), (112, 2874017), (619, 520016), (1238, 260008), (2476, 130004), (4333, 74288), (4643, 69328), (4952, 65002), (8666, 37144), (9286, 34664), (9904, 32501), (17332, 18572)]