243485390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{173}}^1\times {\mathrm{487}}^1$

素因数の和:701

約数の個数: 48

約数和(自身を含む): 469223712

約数和(自身を除く): 225738322

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 173, 289, 346, 487, 578, 865, 974, 1445, 1730, 2435, 2890, 2941, 4870, 5882, 8279, 14705, 16558, 29410, 41395, 49997, 82790, 84251, 99994, 140743, 168502, 249985, 281486, 421255, 499970, 703715, 842510, 1407430, 1432267, 2864534, 7161335, 14322670, 24348539, 48697078, 121742695, 243485390]

約数ペア:

[(1, 243485390), (2, 121742695), (5, 48697078), (10, 24348539), (17, 14322670), (34, 7161335), (85, 2864534), (170, 1432267), (173, 1407430), (289, 842510), (346, 703715), (487, 499970), (578, 421255), (865, 281486), (974, 249985), (1445, 168502), (1730, 140743), (2435, 99994), (2890, 84251), (2941, 82790), (4870, 49997), (5882, 41395), (8279, 29410), (14705, 16558)]