663669885

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{29243}}^1$

素因数の和:29357

約数の個数: 32

約数和(自身を含む): 1137006720

約数和(自身を除く): 473336835

約数列:

[1, 3, 5, 15, 17, 51, 85, 89, 255, 267, 445, 1335, 1513, 4539, 7565, 22695, 29243, 87729, 146215, 438645, 497131, 1491393, 2485655, 2602627, 7456965, 7807881, 13013135, 39039405, 44244659, 132733977, 221223295, 663669885]

約数ペア:

[(1, 663669885), (3, 221223295), (5, 132733977), (15, 44244659), (17, 39039405), (51, 13013135), (85, 7807881), (89, 7456965), (255, 2602627), (267, 2485655), (445, 1491393), (1335, 497131), (1513, 438645), (4539, 146215), (7565, 87729), (22695, 29243)]