399505248

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{73009}}^1$

素因数の和:73044

約数の個数: 72

約数和(自身を含む): 1195903800

約数和(自身を除く): 796398552

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 72, 76, 96, 114, 144, 152, 171, 228, 288, 304, 342, 456, 608, 684, 912, 1368, 1824, 2736, 5472, 73009, 146018, 219027, 292036, 438054, 584072, 657081, 876108, 1168144, 1314162, 1387171, 1752216, 2336288, 2628324, 2774342, 3504432, 4161513, 5256648, 5548684, 7008864, 8323026, 10513296, 11097368, 12484539, 16646052, 21026592, 22194736, 24969078, 33292104, 44389472, 49938156, 66584208, 99876312, 133168416, 199752624, 399505248]

約数ペア:

[(1, 399505248), (2, 199752624), (3, 133168416), (4, 99876312), (6, 66584208), (8, 49938156), (9, 44389472), (12, 33292104), (16, 24969078), (18, 22194736), (19, 21026592), (24, 16646052), (32, 12484539), (36, 11097368), (38, 10513296), (48, 8323026), (57, 7008864), (72, 5548684), (76, 5256648), (96, 4161513), (114, 3504432), (144, 2774342), (152, 2628324), (171, 2336288), (228, 1752216), (288, 1387171), (304, 1314162), (342, 1168144), (456, 876108), (608, 657081), (684, 584072), (912, 438054), (1368, 292036), (1824, 219027), (2736, 146018), (5472, 73009)]