989899110

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{99089}}^1$

素因数の和:99142

約数の個数: 64

約数和(自身を含む): 2711102400

約数和(自身を除く): 1721203290

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 37, 45, 54, 74, 90, 111, 135, 185, 222, 270, 333, 370, 555, 666, 999, 1110, 1665, 1998, 3330, 4995, 9990, 99089, 198178, 297267, 495445, 594534, 891801, 990890, 1486335, 1783602, 2675403, 2972670, 3666293, 4459005, 5350806, 7332586, 8918010, 10998879, 13377015, 18331465, 21997758, 26754030, 32996637, 36662930, 54994395, 65993274, 98989911, 109988790, 164983185, 197979822, 329966370, 494949555, 989899110]

約数ペア:

[(1, 989899110), (2, 494949555), (3, 329966370), (5, 197979822), (6, 164983185), (9, 109988790), (10, 98989911), (15, 65993274), (18, 54994395), (27, 36662930), (30, 32996637), (37, 26754030), (45, 21997758), (54, 18331465), (74, 13377015), (90, 10998879), (111, 8918010), (135, 7332586), (185, 5350806), (222, 4459005), (270, 3666293), (333, 2972670), (370, 2675403), (555, 1783602), (666, 1486335), (999, 990890), (1110, 891801), (1665, 594534), (1998, 495445), (3330, 297267), (4995, 198178), (9990, 99089)]