217879103674

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{181}}^1\times {\mathrm{349}}^1\times {\mathrm{653}}^1$

素因数の和:1343

約数の個数: 64

約数和(自身を含む): 349942320000

約数和(自身を除く): 132063216326

約数列:

[1, 2, 19, 38, 139, 181, 278, 349, 362, 653, 698, 1306, 2641, 3439, 5282, 6631, 6878, 12407, 13262, 24814, 25159, 48511, 50318, 63169, 90767, 97022, 118193, 126338, 181534, 227897, 236386, 455794, 478021, 921709, 956042, 1200211, 1724573, 1843418, 2245667, 2400422, 3449146, 4330043, 4491334, 8660086, 8780491, 16428827, 17560982, 31677683, 32857654, 41249357, 63355366, 82498714, 166829329, 312147713, 333658658, 601875977, 624295426, 783737783, 1203751954, 1567475566, 5733660623, 11467321246, 108939551837, 217879103674]

約数ペア:

[(1, 217879103674), (2, 108939551837), (19, 11467321246), (38, 5733660623), (139, 1567475566), (181, 1203751954), (278, 783737783), (349, 624295426), (362, 601875977), (653, 333658658), (698, 312147713), (1306, 166829329), (2641, 82498714), (3439, 63355366), (5282, 41249357), (6631, 32857654), (6878, 31677683), (12407, 17560982), (13262, 16428827), (24814, 8780491), (25159, 8660086), (48511, 4491334), (50318, 4330043), (63169, 3449146), (90767, 2400422), (97022, 2245667), (118193, 1843418), (126338, 1724573), (181534, 1200211), (227897, 956042), (236386, 921709), (455794, 478021)]