398423565536

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{49171}}^1\times {\mathrm{13327}}^1$

素因数の和:62527

約数の個数: 48

約数和(自身を含む): 825759164160

約数和(自身を除く): 427335598624

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 13327, 26654, 49171, 53308, 98342, 106616, 196684, 213232, 253213, 393368, 426464, 506426, 786736, 934249, 1012852, 1573472, 1868498, 2025704, 3736996, 4051408, 7473992, 8102816, 14947984, 29895968, 655301917, 1310603834, 2621207668, 5242415336, 10484830672, 12450736423, 20969661344, 24901472846, 49802945692, 99605891384, 199211782768, 398423565536]

約数ペア:

[(1, 398423565536), (2, 199211782768), (4, 99605891384), (8, 49802945692), (16, 24901472846), (19, 20969661344), (32, 12450736423), (38, 10484830672), (76, 5242415336), (152, 2621207668), (304, 1310603834), (608, 655301917), (13327, 29895968), (26654, 14947984), (49171, 8102816), (53308, 7473992), (98342, 4051408), (106616, 3736996), (196684, 2025704), (213232, 1868498), (253213, 1573472), (393368, 1012852), (426464, 934249), (506426, 786736)]