198215676953

素因数分解:

$7^3\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{127541}}^1$

素因数の和:127782

約数の個数: 32

約数和(自身を含む): 242431833600

約数和(自身を除く): 44216156647

約数列:

[1, 7, 23, 49, 161, 197, 343, 1127, 1379, 4531, 7889, 9653, 31717, 67571, 127541, 222019, 892787, 1554133, 2933443, 6249509, 20534101, 25125577, 43746563, 143738707, 175879039, 577888271, 1006170949, 1231153273, 4045217897, 8618072911, 28316525279, 198215676953]

約数ペア:

[(1, 198215676953), (7, 28316525279), (23, 8618072911), (49, 4045217897), (161, 1231153273), (197, 1006170949), (343, 577888271), (1127, 175879039), (1379, 143738707), (4531, 43746563), (7889, 25125577), (9653, 20534101), (31717, 6249509), (67571, 2933443), (127541, 1554133), (222019, 892787)]